./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-optional-1.i --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_432b29f8-ae96-475f-aaf1-874f4da3eeac/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_432b29f8-ae96-475f-aaf1-874f4da3eeac/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_432b29f8-ae96-475f-aaf1-874f4da3eeac/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_432b29f8-ae96-475f-aaf1-874f4da3eeac/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-optional-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_432b29f8-ae96-475f-aaf1-874f4da3eeac/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_432b29f8-ae96-475f-aaf1-874f4da3eeac/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 8b0f1d623fff7bbdf74e6250d2f53fb98e44ca7ba1aae1265f5b0871b427fba0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:36:12,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:36:12,507 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_432b29f8-ae96-475f-aaf1-874f4da3eeac/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:36:12,513 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:36:12,515 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:36:12,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:36:12,553 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:36:12,554 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:36:12,555 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:36:12,556 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:36:12,556 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:36:12,557 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:36:12,557 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:36:12,558 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:36:12,558 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:36:12,559 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:36:12,559 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:36:12,560 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:36:12,560 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:36:12,560 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:36:12,561 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:36:12,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:36:12,562 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:36:12,562 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:36:12,563 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:36:12,563 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:36:12,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:36:12,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:36:12,564 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:36:12,565 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:36:12,565 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:36:12,565 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:36:12,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:36:12,566 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_432b29f8-ae96-475f-aaf1-874f4da3eeac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_432b29f8-ae96-475f-aaf1-874f4da3eeac/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b0f1d623fff7bbdf74e6250d2f53fb98e44ca7ba1aae1265f5b0871b427fba0 [2024-11-08 19:36:12,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:36:12,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:36:12,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:36:12,883 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:36:12,884 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:36:12,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_432b29f8-ae96-475f-aaf1-874f4da3eeac/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/forester-heap/sll-optional-1.i Unable to find full path for "g++" [2024-11-08 19:36:14,890 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:36:15,245 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:36:15,246 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_432b29f8-ae96-475f-aaf1-874f4da3eeac/sv-benchmarks/c/forester-heap/sll-optional-1.i [2024-11-08 19:36:15,259 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_432b29f8-ae96-475f-aaf1-874f4da3eeac/bin/ukojak-verify-ImItNfHLgk/data/cfbfd16bb/4e00ef40202b477384806c44df2f8bea/FLAG4ef2d85b1 [2024-11-08 19:36:15,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_432b29f8-ae96-475f-aaf1-874f4da3eeac/bin/ukojak-verify-ImItNfHLgk/data/cfbfd16bb/4e00ef40202b477384806c44df2f8bea [2024-11-08 19:36:15,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:36:15,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:36:15,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:36:15,283 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:36:15,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:36:15,294 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:36:15" (1/1) ... [2024-11-08 19:36:15,297 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76c3eef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:15, skipping insertion in model container [2024-11-08 19:36:15,298 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:36:15" (1/1) ... [2024-11-08 19:36:15,355 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:36:15,752 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_432b29f8-ae96-475f-aaf1-874f4da3eeac/sv-benchmarks/c/forester-heap/sll-optional-1.i[22688,22701] [2024-11-08 19:36:15,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:36:15,773 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:36:15,817 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_432b29f8-ae96-475f-aaf1-874f4da3eeac/sv-benchmarks/c/forester-heap/sll-optional-1.i[22688,22701] [2024-11-08 19:36:15,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:36:15,853 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:36:15,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:15 WrapperNode [2024-11-08 19:36:15,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:36:15,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:36:15,855 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:36:15,856 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:36:15,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:15" (1/1) ... [2024-11-08 19:36:15,882 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:15" (1/1) ... [2024-11-08 19:36:15,907 INFO L138 Inliner]: procedures = 119, calls = 41, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 129 [2024-11-08 19:36:15,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:36:15,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:36:15,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:36:15,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:36:15,920 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:15" (1/1) ... [2024-11-08 19:36:15,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:15" (1/1) ... [2024-11-08 19:36:15,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:15" (1/1) ... [2024-11-08 19:36:15,924 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:15" (1/1) ... [2024-11-08 19:36:15,932 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:15" (1/1) ... [2024-11-08 19:36:15,937 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:15" (1/1) ... [2024-11-08 19:36:15,938 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:15" (1/1) ... [2024-11-08 19:36:15,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:15" (1/1) ... [2024-11-08 19:36:15,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:36:15,949 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:36:15,949 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:36:15,949 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:36:15,950 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:15" (1/1) ... [2024-11-08 19:36:15,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:36:15,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_432b29f8-ae96-475f-aaf1-874f4da3eeac/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:36:15,984 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_432b29f8-ae96-475f-aaf1-874f4da3eeac/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:36:15,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_432b29f8-ae96-475f-aaf1-874f4da3eeac/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:36:16,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:36:16,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:36:16,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 19:36:16,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:36:16,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 19:36:16,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 19:36:16,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:36:16,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:36:16,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:36:16,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:36:16,138 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:36:16,142 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:36:16,443 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-08 19:36:16,443 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:36:16,627 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:36:16,628 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-08 19:36:16,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:36:16 BoogieIcfgContainer [2024-11-08 19:36:16,628 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:36:16,629 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:36:16,631 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:36:16,642 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:36:16,642 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:36:16" (1/1) ... [2024-11-08 19:36:16,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:36:16,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:16,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2024-11-08 19:36:16,721 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2024-11-08 19:36:16,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:36:16,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:16,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:36:16,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:36:17,021 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 19:36:17,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:17,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-08 19:36:17,147 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-08 19:36:17,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:36:17,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:17,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:36:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:36:19,283 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 19:36:20,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:20,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2024-11-08 19:36:20,382 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-11-08 19:36:20,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:36:20,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:20,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:36:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:36:23,640 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 19:36:25,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:25,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2024-11-08 19:36:25,222 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2024-11-08 19:36:25,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:36:25,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:25,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:36:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:36:30,256 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 19:36:32,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:32,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2024-11-08 19:36:32,939 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2024-11-08 19:36:32,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 19:36:32,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:32,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:36:32,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:36:33,453 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:36:35,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:35,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2024-11-08 19:36:35,542 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2024-11-08 19:36:35,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 19:36:35,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:35,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:36:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:36:37,999 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 19:36:42,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:42,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2024-11-08 19:36:42,179 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2024-11-08 19:36:42,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 19:36:42,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:42,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:36:42,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:36:47,480 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:36:52,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:52,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 47 states and 82 transitions. [2024-11-08 19:36:52,384 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 82 transitions. [2024-11-08 19:36:52,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 19:36:52,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:52,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:36:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:36:52,900 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 19:36:53,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:53,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2024-11-08 19:36:53,592 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2024-11-08 19:36:53,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 19:36:53,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:53,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:36:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:23,740 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:38:30,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:38:30,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2024-11-08 19:38:30,385 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2024-11-08 19:38:30,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 19:38:30,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:38:30,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:38:30,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:31,819 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:38:36,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:38:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 58 states and 97 transitions. [2024-11-08 19:38:36,442 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 97 transitions. [2024-11-08 19:38:36,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 19:38:36,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:38:36,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:38:36,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:42,859 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 19:38:51,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:38:51,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 67 states and 115 transitions. [2024-11-08 19:38:51,211 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 115 transitions. [2024-11-08 19:38:51,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 19:38:51,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:38:51,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:38:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:51,591 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:38:52,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:38:52,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 68 states and 116 transitions. [2024-11-08 19:38:52,704 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 116 transitions. [2024-11-08 19:38:52,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 19:38:52,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:38:52,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:38:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat