./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test23_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test23_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8821dcf0dd649f568f6a7cfce8600f412ab79c37bc3c7c7e65db385cdb052111 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:14:46,875 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:14:46,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 05:14:46,938 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:14:46,938 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:14:46,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:14:46,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:14:46,961 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:14:46,961 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:14:46,961 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:14:46,961 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:14:46,961 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:14:46,961 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:14:46,961 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 05:14:46,961 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 05:14:46,962 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 05:14:46,962 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:14:46,962 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:14:46,962 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:14:46,962 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:14:46,962 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:14:46,962 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:14:46,962 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:14:46,962 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:14:46,962 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:14:46,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:14:46,963 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:14:46,963 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:14:46,963 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:14:46,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:14:46,963 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_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 8821dcf0dd649f568f6a7cfce8600f412ab79c37bc3c7c7e65db385cdb052111 [2024-12-06 05:14:47,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:14:47,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:14:47,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:14:47,220 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:14:47,220 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:14:47,221 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-memsafety/memleaks_test23_2.i [2024-12-06 05:14:49,968 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/data/5da4502c3/8759cb87cad140e9be2e3f6b64da3875/FLAGf0f80c23f [2024-12-06 05:14:50,222 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:14:50,223 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/sv-benchmarks/c/ldv-memsafety/memleaks_test23_2.i [2024-12-06 05:14:50,236 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/data/5da4502c3/8759cb87cad140e9be2e3f6b64da3875/FLAGf0f80c23f [2024-12-06 05:14:50,251 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/data/5da4502c3/8759cb87cad140e9be2e3f6b64da3875 [2024-12-06 05:14:50,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:14:50,255 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:14:50,257 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:14:50,257 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:14:50,260 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:14:50,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,262 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16861e94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50, skipping insertion in model container [2024-12-06 05:14:50,262 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,299 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:14:50,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:14:50,699 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:14:50,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:14:50,803 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:14:50,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50 WrapperNode [2024-12-06 05:14:50,804 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:14:50,805 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:14:50,805 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:14:50,805 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:14:50,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,826 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,851 INFO L138 Inliner]: procedures = 174, calls = 121, calls flagged for inlining = 45, calls inlined = 26, statements flattened = 320 [2024-12-06 05:14:50,852 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:14:50,852 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:14:50,852 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:14:50,852 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:14:50,858 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,863 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,864 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,879 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,880 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,884 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,888 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,892 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:14:50,893 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:14:50,893 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:14:50,893 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:14:50,894 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:50" (1/1) ... [2024-12-06 05:14:50,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:14:50,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:14:50,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:14:50,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:14:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 05:14:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 05:14:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 05:14:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:14:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 05:14:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 05:14:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 05:14:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 05:14:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 05:14:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:14:50,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:14:51,113 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:14:51,115 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:14:51,763 INFO L? ?]: Removed 335 outVars from TransFormulas that were not future-live. [2024-12-06 05:14:51,763 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:14:51,887 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:14:51,888 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 05:14:51,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:14:51 BoogieIcfgContainer [2024-12-06 05:14:51,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:14:51,889 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:14:51,889 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:14:51,899 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:14:51,900 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:14:51" (1/1) ... [2024-12-06 05:14:51,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:14:51,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:51,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 174 states and 185 transitions. [2024-12-06 05:14:51,954 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 185 transitions. [2024-12-06 05:14:51,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:14:51,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:51,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:52,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:52,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:52,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 173 states and 184 transitions. [2024-12-06 05:14:52,330 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 184 transitions. [2024-12-06 05:14:52,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:14:52,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:52,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:52,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:52,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:52,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:52,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 172 states and 183 transitions. [2024-12-06 05:14:52,749 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 183 transitions. [2024-12-06 05:14:52,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:14:52,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:52,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:52,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:52,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:52,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 171 states and 182 transitions. [2024-12-06 05:14:52,799 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 182 transitions. [2024-12-06 05:14:52,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:14:52,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:52,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:53,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:53,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:53,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 170 states and 181 transitions. [2024-12-06 05:14:53,166 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 181 transitions. [2024-12-06 05:14:53,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 05:14:53,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:53,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:53,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:53,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:53,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 172 states and 184 transitions. [2024-12-06 05:14:53,517 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 184 transitions. [2024-12-06 05:14:53,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 05:14:53,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:53,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:53,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:53,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:54,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:54,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 171 states and 183 transitions. [2024-12-06 05:14:54,464 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 183 transitions. [2024-12-06 05:14:54,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 05:14:54,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:54,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:54,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:55,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:55,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 170 states and 182 transitions. [2024-12-06 05:14:55,744 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 182 transitions. [2024-12-06 05:14:55,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 05:14:55,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:55,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:55,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:55,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:56,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:56,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 174 states and 188 transitions. [2024-12-06 05:14:56,585 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 188 transitions. [2024-12-06 05:14:56,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:14:56,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:56,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:56,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:56,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:56,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 173 states and 187 transitions. [2024-12-06 05:14:56,768 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 187 transitions. [2024-12-06 05:14:56,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:14:56,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:56,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:56,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:57,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:57,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 172 states and 186 transitions. [2024-12-06 05:14:57,159 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 186 transitions. [2024-12-06 05:14:57,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:14:57,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:57,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:57,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:57,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:57,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 171 states and 185 transitions. [2024-12-06 05:14:57,199 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 185 transitions. [2024-12-06 05:14:57,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:14:57,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:57,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:57,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:57,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:57,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 170 states and 184 transitions. [2024-12-06 05:14:57,280 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 184 transitions. [2024-12-06 05:14:57,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:14:57,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:57,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:57,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:57,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:57,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 170 states and 183 transitions. [2024-12-06 05:14:57,630 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 183 transitions. [2024-12-06 05:14:57,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:14:57,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:57,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:57,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:57,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:57,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 170 states and 182 transitions. [2024-12-06 05:14:57,663 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 182 transitions. [2024-12-06 05:14:57,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:14:57,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:57,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:57,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:14:58,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:58,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 173 states and 187 transitions. [2024-12-06 05:14:58,599 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 187 transitions. [2024-12-06 05:14:58,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:14:58,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:58,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:14:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:58,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:00,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:00,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 176 states and 192 transitions. [2024-12-06 05:15:00,129 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 192 transitions. [2024-12-06 05:15:00,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:15:00,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:00,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:00,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:00,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:00,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 175 states and 191 transitions. [2024-12-06 05:15:00,175 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 191 transitions. [2024-12-06 05:15:00,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:15:00,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:00,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:00,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:00,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 176 states and 193 transitions. [2024-12-06 05:15:00,736 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 193 transitions. [2024-12-06 05:15:00,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:15:00,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:00,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:00,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:01,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:01,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 178 states and 194 transitions. [2024-12-06 05:15:01,122 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 194 transitions. [2024-12-06 05:15:01,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:15:01,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:01,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:01,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:02,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:02,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 183 states and 202 transitions. [2024-12-06 05:15:02,269 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 202 transitions. [2024-12-06 05:15:02,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:15:02,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:02,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:02,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:02,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:02,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 182 states and 201 transitions. [2024-12-06 05:15:02,317 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 201 transitions. [2024-12-06 05:15:02,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:15:02,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:02,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:02,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:04,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:04,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 187 states and 209 transitions. [2024-12-06 05:15:04,947 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 209 transitions. [2024-12-06 05:15:04,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:15:04,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:04,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:04,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:05,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:07,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:07,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 193 states and 219 transitions. [2024-12-06 05:15:07,389 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 219 transitions. [2024-12-06 05:15:07,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:15:07,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:07,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:07,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:07,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:07,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:07,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 192 states and 218 transitions. [2024-12-06 05:15:07,448 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 218 transitions. [2024-12-06 05:15:07,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:15:07,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:07,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:07,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:07,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:07,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 193 states and 220 transitions. [2024-12-06 05:15:07,630 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 220 transitions. [2024-12-06 05:15:07,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 05:15:07,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:07,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:07,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:09,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:09,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 200 states and 232 transitions. [2024-12-06 05:15:09,673 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 232 transitions. [2024-12-06 05:15:09,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:15:09,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:09,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:09,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:12,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:12,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 207 states and 245 transitions. [2024-12-06 05:15:12,033 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 245 transitions. [2024-12-06 05:15:12,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:15:12,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:12,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:12,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:14,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:14,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 214 states and 258 transitions. [2024-12-06 05:15:14,466 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 258 transitions. [2024-12-06 05:15:14,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:15:14,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:14,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:14,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:14,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:14,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:14,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 216 states and 260 transitions. [2024-12-06 05:15:14,999 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 260 transitions. [2024-12-06 05:15:14,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:15:14,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:14,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:15,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:16,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:24,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:24,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 226 states and 279 transitions. [2024-12-06 05:15:24,228 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 279 transitions. [2024-12-06 05:15:24,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:15:24,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:24,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:26,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:38,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:38,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 236 states and 299 transitions. [2024-12-06 05:15:38,945 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 299 transitions. [2024-12-06 05:15:38,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:15:38,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:38,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:38,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:39,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:44,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:44,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 245 states and 316 transitions. [2024-12-06 05:15:44,367 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 316 transitions. [2024-12-06 05:15:44,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:15:44,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:44,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:44,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:15:52,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:52,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 256 states and 336 transitions. [2024-12-06 05:15:52,783 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 336 transitions. [2024-12-06 05:15:52,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:15:52,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:52,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:53,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:16:09,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:16:09,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 268 states and 361 transitions. [2024-12-06 05:16:09,586 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 361 transitions. [2024-12-06 05:16:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:16:09,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:16:09,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:16:09,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:16:10,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:16:30,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:16:30,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 280 states and 387 transitions. [2024-12-06 05:16:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 387 transitions. [2024-12-06 05:16:30,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:16:30,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:16:30,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:16:30,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:16:30,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:16:30,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:16:30,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 281 states and 389 transitions. [2024-12-06 05:16:30,698 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 389 transitions. [2024-12-06 05:16:30,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:16:30,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:16:30,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:16:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:16:30,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:16:31,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:16:31,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 281 states and 388 transitions. [2024-12-06 05:16:31,205 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 388 transitions. [2024-12-06 05:16:31,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:16:31,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:16:31,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:16:31,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:16:33,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:16:59,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:16:59,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 294 states and 416 transitions. [2024-12-06 05:16:59,123 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 416 transitions. [2024-12-06 05:16:59,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:16:59,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:16:59,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:16:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:17:01,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:17:32,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:17:32,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 307 states and 446 transitions. [2024-12-06 05:17:32,246 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 446 transitions. [2024-12-06 05:17:32,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:17:32,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:17:32,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:17:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:17:32,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:17:36,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:17:36,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 309 states and 448 transitions. [2024-12-06 05:17:36,316 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 448 transitions. [2024-12-06 05:17:36,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:17:36,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:17:36,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:17:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:17:39,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:12,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:12,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 322 states and 475 transitions. [2024-12-06 05:18:12,610 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 475 transitions. [2024-12-06 05:18:12,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:18:12,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:12,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:12,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:52,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:52,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 335 states and 501 transitions. [2024-12-06 05:18:52,114 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 501 transitions. [2024-12-06 05:18:52,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:18:52,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:52,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:58,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:19:53,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:19:53,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 349 states and 533 transitions. [2024-12-06 05:19:53,214 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 533 transitions. [2024-12-06 05:19:53,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:19:53,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:19:53,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:19:53,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:19:59,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:20:17,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:20:17,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 355 states and 546 transitions. [2024-12-06 05:20:17,086 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 546 transitions. [2024-12-06 05:20:17,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:20:17,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:20:17,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:20:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:20:25,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:21:15,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:15,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 369 states and 576 transitions. [2024-12-06 05:21:15,465 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 576 transitions. [2024-12-06 05:21:15,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:21:15,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:15,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:21:15,572 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:21:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:21:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:21:16,078 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:21:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:21:16,437 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 46 iterations. [2024-12-06 05:21:16,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:21:16 ImpRootNode [2024-12-06 05:21:16,466 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:21:16,467 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:21:16,467 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:21:16,467 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:21:16,468 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:14:51" (3/4) ... [2024-12-06 05:21:16,468 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 05:21:16,504 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 22. [2024-12-06 05:21:16,551 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:21:16,552 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:21:16,552 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:21:16,553 INFO L158 Benchmark]: Toolchain (without parser) took 386297.42ms. Allocated memory was 117.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 91.1MB in the beginning and 906.1MB in the end (delta: -815.1MB). Peak memory consumption was 277.0MB. Max. memory is 16.1GB. [2024-12-06 05:21:16,553 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:16,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 547.66ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 67.1MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:21:16,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.11ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 63.8MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:16,554 INFO L158 Benchmark]: Boogie Preprocessor took 39.93ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 61.0MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:21:16,554 INFO L158 Benchmark]: RCFGBuilder took 995.80ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 48.3MB in the end (delta: 12.7MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2024-12-06 05:21:16,554 INFO L158 Benchmark]: CodeCheck took 384577.35ms. Allocated memory was 117.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 48.3MB in the beginning and 914.9MB in the end (delta: -866.6MB). Peak memory consumption was 228.4MB. Max. memory is 16.1GB. [2024-12-06 05:21:16,555 INFO L158 Benchmark]: Witness Printer took 84.97ms. Allocated memory is still 1.2GB. Free memory was 914.9MB in the beginning and 906.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:21:16,556 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 174 locations, 97 error locations. Started 1 CEGAR loops. OverallTime: 384.5s, OverallIterations: 46, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6080 SdHoareTripleChecker+Valid, 35.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4978 mSDsluCounter, 2898 SdHoareTripleChecker+Invalid, 31.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2117 mSDsCounter, 5423 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23997 IncrementalHoareTripleChecker+Invalid, 29420 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5423 mSolverCounterUnsat, 781 mSDtfsCounter, 23997 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5630 GetRequests, 4321 SyntacticMatches, 65 SemanticMatches, 1244 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 763776 ImplicationChecksByTransitivity, 373.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 44.2s InterpolantComputationTime, 638 NumberOfCodeBlocks, 638 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 571 ConstructedInterpolants, 0 QuantifiedInterpolants, 6868 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 45 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: -1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L820-L823] static int (*dispatch_type[])(struct hid_parser *parser, struct hid_item *item) = { hid_parser_main }; [L859] struct hid_device dev; [L867] CALL entry_point() [L861] CALL probe_23(&dev) [L842] int ret = - -3; [L843] CALL, EXPR ldv_malloc(sizeof(struct hid_report_enum)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L843] RET, EXPR ldv_malloc(sizeof(struct hid_report_enum)) [L843] struct hid_report_enum *p = (struct hid_report_enum *)ldv_malloc(sizeof(struct hid_report_enum)); [L844] COND FALSE !(p==0) [L846] CALL LDV_INIT_LIST_HEAD(&p->report_list) [L540] list->next = list VAL [dev={3:0}, dispatch_type={2:0}, ldv_global_msg_list={1:0}, list={-2:4}] [L541] list->prev = list [L846] RET LDV_INIT_LIST_HEAD(&p->report_list) [L847] dev->report_enum = p [L848] CALL hid_open_report(dev) [L812] struct hid_parser *parser; [L813] struct hid_item item; [L814] CALL, EXPR ldv_zalloc(sizeof(struct hid_parser)) [L533] EXPR, FCALL calloc(size, 1) [L533] return calloc(size, 1); [L814] RET, EXPR ldv_zalloc(sizeof(struct hid_parser)) [L814] parser = ldv_zalloc(sizeof(struct hid_parser)) [L815] COND FALSE !(!parser) VAL [dev={3:0}, device={3:0}, dispatch_type={2:0}, item={7923:0}, ldv_global_msg_list={1:0}, parser={-1:0}] [L818] parser->device = device [L819] CALL, EXPR ldv_positive() [L519] int r = __VERIFIER_nondet_int(); [L520] COND TRUE r>0 [L520] return r; [L819] RET, EXPR ldv_positive() [L819] parser->report_id = ldv_positive() [L824] CALL, EXPR fetch_item(&item) [L778] COND FALSE !(__VERIFIER_nondet_int()) [L781] item->type = 0 [L782] item->a = __VERIFIER_nondet_int() [L783] item->b = __VERIFIER_nondet_int() [L784] item->c = __VERIFIER_nondet_int() [L785] return 0; VAL [\result=0, dev={3:0}, dispatch_type={2:0}, ldv_global_msg_list={1:0}] [L824] RET, EXPR fetch_item(&item) [L824] COND TRUE fetch_item(&item)!=-1 [L825] EXPR item.type VAL [dev={3:0}, device={3:0}, dispatch_type={2:0}, item={7923:0}, ldv_global_msg_list={1:0}, parser={-1:0}] [L825] EXPR dispatch_type[item.type] [L825] CALL dispatch_type[item.type](parser, &item) [L800] EXPR parser->device VAL [dev={3:0}, dispatch_type={2:0}, ldv_global_msg_list={1:0}, parser={-1:0}] [L800] EXPR parser->report_id [L800] CALL hid_register_report(parser->device, parser->report_id) [L788] EXPR device->report_enum [L788] struct hid_report_enum *report_enum = device->report_enum; [L789] struct hid_report *report; VAL [dev={3:0}, dispatch_type={2:0}, id=2147483647, ldv_global_msg_list={1:0}, report_enum={-2:0}] [L790] report_enum->report_id_hash[id] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 547.66ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 67.1MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.11ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 63.8MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.93ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 61.0MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 995.80ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 48.3MB in the end (delta: 12.7MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * CodeCheck took 384577.35ms. Allocated memory was 117.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 48.3MB in the beginning and 914.9MB in the end (delta: -866.6MB). Peak memory consumption was 228.4MB. Max. memory is 16.1GB. * Witness Printer took 84.97ms. Allocated memory is still 1.2GB. Free memory was 914.9MB in the beginning and 906.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 05:21:16,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc0e319-ab1a-4ee5-a131-b7c72a281aa8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref)