./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/dll-optional-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-optional-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm --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 1c592bb1d39faa1e5f3d20603a8bfbb8fe6cff4de59ea35fafbddd50b8917b41 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:07:20,363 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:07:20,429 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:07:20,434 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:07:20,434 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:07:20,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:07:20,463 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:07:20,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:07:20,464 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:07:20,464 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:07:20,465 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:07:20,465 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:07:20,466 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:07:20,466 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:07:20,466 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:07:20,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:07:20,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:07:20,467 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:07:20,467 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:07:20,467 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:07:20,467 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:07:20,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:07:20,467 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:07:20,468 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:07:20,468 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:07:20,468 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:07:20,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:07:20,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:20,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:07:20,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:07:20,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:07:20,469 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:07:20,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:07:20,469 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm 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 -> 1c592bb1d39faa1e5f3d20603a8bfbb8fe6cff4de59ea35fafbddd50b8917b41 [2024-11-13 21:07:20,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:07:20,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:07:20,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:07:20,815 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:07:20,816 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:07:20,818 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/forester-heap/dll-optional-1.i Unable to find full path for "g++" [2024-11-13 21:07:22,770 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:07:23,056 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:07:23,057 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/sv-benchmarks/c/forester-heap/dll-optional-1.i [2024-11-13 21:07:23,070 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm/data/05bc12770/b73ef5c1bd3245d0b8782b691340490e/FLAGd836cfda4 [2024-11-13 21:07:23,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm/data/05bc12770/b73ef5c1bd3245d0b8782b691340490e [2024-11-13 21:07:23,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:07:23,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:07:23,330 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:23,331 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:07:23,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:07:23,336 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:23" (1/1) ... [2024-11-13 21:07:23,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cc19294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:23, skipping insertion in model container [2024-11-13 21:07:23,338 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:23" (1/1) ... [2024-11-13 21:07:23,369 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:07:23,767 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_a4591264-6285-422d-8892-25aa62c004e1/sv-benchmarks/c/forester-heap/dll-optional-1.i[22753,22766] [2024-11-13 21:07:23,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:23,790 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:07:23,855 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_a4591264-6285-422d-8892-25aa62c004e1/sv-benchmarks/c/forester-heap/dll-optional-1.i[22753,22766] [2024-11-13 21:07:23,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:23,895 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:07:23,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:23 WrapperNode [2024-11-13 21:07:23,896 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:23,897 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:23,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:07:23,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:07:23,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:23" (1/1) ... [2024-11-13 21:07:23,923 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:23" (1/1) ... [2024-11-13 21:07:23,960 INFO L138 Inliner]: procedures = 119, calls = 44, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 133 [2024-11-13 21:07:23,961 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:23,961 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:07:23,961 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:07:23,962 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:07:23,969 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:23" (1/1) ... [2024-11-13 21:07:23,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:23" (1/1) ... [2024-11-13 21:07:23,972 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:23" (1/1) ... [2024-11-13 21:07:23,973 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:23" (1/1) ... [2024-11-13 21:07:23,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:23" (1/1) ... [2024-11-13 21:07:23,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:23" (1/1) ... [2024-11-13 21:07:23,990 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:23" (1/1) ... [2024-11-13 21:07:23,992 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:23" (1/1) ... [2024-11-13 21:07:23,994 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:07:23,995 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:07:23,995 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:07:23,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:07:23,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:23" (1/1) ... [2024-11-13 21:07:24,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:24,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:07:24,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:07:24,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4591264-6285-422d-8892-25aa62c004e1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:07:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:07:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:07:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:07:24,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:07:24,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 21:07:24,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:07:24,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:07:24,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:07:24,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:07:24,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:07:24,156 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:07:24,159 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:07:24,436 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 21:07:24,436 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:07:24,634 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:07:24,635 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-13 21:07:24,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:24 BoogieIcfgContainer [2024-11-13 21:07:24,635 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:07:24,637 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:07:24,637 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:07:24,647 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:07:24,648 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:24" (1/1) ... [2024-11-13 21:07:24,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:07:24,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:24,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-11-13 21:07:24,739 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-11-13 21:07:24,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:07:24,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:24,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:25,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:25,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:25,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-13 21:07:25,380 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-13 21:07:25,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:07:25,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:25,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:25,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:27,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:28,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:28,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-13 21:07:28,711 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-13 21:07:28,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:07:28,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:28,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:33,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:36,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:36,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2024-11-13 21:07:36,508 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2024-11-13 21:07:36,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:07:36,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:36,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:42,446 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:47,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:47,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-13 21:07:47,850 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-13 21:07:47,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:07:47,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:47,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:48,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:50,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:50,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-13 21:07:50,629 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-13 21:07:50,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:07:50,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:50,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:53,310 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:08:01,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:01,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2024-11-13 21:08:01,041 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2024-11-13 21:08:01,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:08:01,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:01,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:07,268 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:08:18,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:18,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 42 states and 77 transitions. [2024-11-13 21:08:18,288 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 77 transitions. [2024-11-13 21:08:18,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:08:18,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:18,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:18,715 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:08:19,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:19,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 78 transitions. [2024-11-13 21:08:19,475 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 78 transitions. [2024-11-13 21:08:19,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:08:19,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:19,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:29,955 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:08:39,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:39,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2024-11-13 21:08:39,386 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2024-11-13 21:08:39,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:08:39,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:39,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:40,916 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:08:47,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:47,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2024-11-13 21:08:47,630 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2024-11-13 21:08:47,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 21:08:47,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:47,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:52,414 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:05,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:05,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 54 states and 96 transitions. [2024-11-13 21:09:05,096 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 96 transitions. [2024-11-13 21:09:05,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:09:05,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:05,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:05,397 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:09:06,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:06,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 55 states and 96 transitions. [2024-11-13 21:09:06,178 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 96 transitions. [2024-11-13 21:09:06,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:09:06,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:06,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:06,441 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:09:07,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:07,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 56 states and 97 transitions. [2024-11-13 21:09:07,615 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 97 transitions. [2024-11-13 21:09:07,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 21:09:07,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:07,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:18,695 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:41,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:41,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 62 states and 118 transitions. [2024-11-13 21:09:41,888 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 118 transitions. [2024-11-13 21:09:41,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 21:09:41,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:41,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat