./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0158_1-3.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_27688674-d5d0-4eec-8001-84be079599c3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/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_27688674-d5d0-4eec-8001-84be079599c3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0158_1-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/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_27688674-d5d0-4eec-8001-84be079599c3/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 da0196598caa8f7971f5c05318e98ec0e7e9ad277348cd08159b1fad4465fe6c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:58:40,255 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:58:40,311 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 02:58:40,316 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:58:40,316 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:58:40,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:58:40,337 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:58:40,338 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:58:40,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:58:40,338 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:58:40,338 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:58:40,338 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:58:40,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:58:40,338 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 02:58:40,338 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 02:58:40,339 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 02:58:40,339 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:58:40,339 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:58:40,339 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:58:40,339 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:58:40,339 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:58:40,339 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:58:40,339 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:58:40,339 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:58:40,339 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:58:40,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:58:40,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:58:40,340 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:58:40,340 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:58:40,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:58:40,340 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_27688674-d5d0-4eec-8001-84be079599c3/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 -> da0196598caa8f7971f5c05318e98ec0e7e9ad277348cd08159b1fad4465fe6c [2024-12-06 02:58:40,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:58:40,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:58:40,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:58:40,584 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:58:40,585 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:58:40,586 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/list-ext-properties/test-0158_1-3.i [2024-12-06 02:58:43,249 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/bin/ukojak-verify-CZk0znPC7b/data/a7bb2da86/8067e045cf314f3e80ace825c2461310/FLAG2b961b69d [2024-12-06 02:58:43,488 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:58:43,488 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/sv-benchmarks/c/list-ext-properties/test-0158_1-3.i [2024-12-06 02:58:43,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/bin/ukojak-verify-CZk0znPC7b/data/a7bb2da86/8067e045cf314f3e80ace825c2461310/FLAG2b961b69d [2024-12-06 02:58:43,513 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/bin/ukojak-verify-CZk0znPC7b/data/a7bb2da86/8067e045cf314f3e80ace825c2461310 [2024-12-06 02:58:43,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:58:43,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:58:43,518 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:58:43,518 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:58:43,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:58:43,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59644423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43, skipping insertion in model container [2024-12-06 02:58:43,524 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,548 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:58:43,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:58:43,784 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:58:43,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:58:43,843 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:58:43,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43 WrapperNode [2024-12-06 02:58:43,843 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:58:43,844 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:58:43,844 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:58:43,844 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:58:43,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,875 INFO L138 Inliner]: procedures = 124, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2024-12-06 02:58:43,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:58:43,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:58:43,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:58:43,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:58:43,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,884 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,890 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,890 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,892 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,893 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,895 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:58:43,896 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:58:43,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:58:43,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:58:43,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:43" (1/1) ... [2024-12-06 02:58:43,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:58:43,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:58:43,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:58:43,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:58:43,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 02:58:43,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 02:58:43,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 02:58:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:58:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 02:58:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:58:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 02:58:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:58:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:58:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:58:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:58:44,029 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:58:44,030 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:58:44,191 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-12-06 02:58:44,191 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:58:44,213 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:58:44,214 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 02:58:44,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:58:44 BoogieIcfgContainer [2024-12-06 02:58:44,214 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:58:44,215 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:58:44,215 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:58:44,223 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:58:44,223 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:58:44" (1/1) ... [2024-12-06 02:58:44,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:58:44,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:44,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2024-12-06 02:58:44,274 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2024-12-06 02:58:44,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 02:58:44,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:44,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:44,458 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 02:58:44,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:44,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2024-12-06 02:58:44,486 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2024-12-06 02:58:44,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 02:58:44,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:44,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:44,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:44,600 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 02:58:44,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:44,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2024-12-06 02:58:44,686 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2024-12-06 02:58:44,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 02:58:44,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:44,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:44,728 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 02:58:44,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:44,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2024-12-06 02:58:44,744 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2024-12-06 02:58:44,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 02:58:44,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:44,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:44,806 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 02:58:44,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:44,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2024-12-06 02:58:44,904 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2024-12-06 02:58:44,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:58:44,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:44,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:44,933 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 02:58:44,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:44,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2024-12-06 02:58:44,949 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2024-12-06 02:58:44,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:58:44,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:44,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:45,065 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 02:58:45,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:45,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2024-12-06 02:58:45,343 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2024-12-06 02:58:45,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:58:45,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:45,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:45,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:45,433 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 02:58:45,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:45,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2024-12-06 02:58:45,477 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2024-12-06 02:58:45,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:58:45,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:45,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:45,497 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 02:58:45,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:45,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2024-12-06 02:58:45,537 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2024-12-06 02:58:45,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 02:58:45,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:45,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:45,561 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 02:58:45,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:45,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2024-12-06 02:58:45,580 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2024-12-06 02:58:45,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 02:58:45,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:45,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:45,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:45,614 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 02:58:45,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:45,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2024-12-06 02:58:45,634 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2024-12-06 02:58:45,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:58:45,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:45,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:45,658 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 02:58:45,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:45,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2024-12-06 02:58:45,676 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2024-12-06 02:58:45,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:58:45,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:45,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:45,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:45,716 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 02:58:45,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2024-12-06 02:58:45,738 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2024-12-06 02:58:45,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:58:45,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:45,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:45,825 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 02:58:46,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:46,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 31 states and 33 transitions. [2024-12-06 02:58:46,089 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2024-12-06 02:58:46,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:58:46,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:46,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:46,123 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 02:58:46,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:46,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2024-12-06 02:58:46,137 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2024-12-06 02:58:46,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:58:46,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:46,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:46,177 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 02:58:46,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:46,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2024-12-06 02:58:46,195 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2024-12-06 02:58:46,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:58:46,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:46,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:46,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:46,350 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 02:58:47,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:47,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2024-12-06 02:58:47,178 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2024-12-06 02:58:47,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:58:47,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:47,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:47,288 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 02:58:47,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:47,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2024-12-06 02:58:47,702 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2024-12-06 02:58:47,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:58:47,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:47,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:47,942 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 02:58:49,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:49,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 32 transitions. [2024-12-06 02:58:49,315 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 32 transitions. [2024-12-06 02:58:49,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:58:49,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:49,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:49,383 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 02:58:50,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:50,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2024-12-06 02:58:50,048 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2024-12-06 02:58:50,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 02:58:50,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:50,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:50,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:50,318 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 02:58:52,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:52,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2024-12-06 02:58:52,356 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2024-12-06 02:58:52,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 02:58:52,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:52,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:52,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:52,446 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 02:58:53,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:53,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2024-12-06 02:58:53,331 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2024-12-06 02:58:53,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:58:53,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:53,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:53,456 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 02:58:55,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:55,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2024-12-06 02:58:55,802 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2024-12-06 02:58:55,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:58:55,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:55,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:55,868 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 02:58:56,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:56,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2024-12-06 02:58:56,837 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2024-12-06 02:58:56,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:58:56,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:56,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:57,001 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 02:58:59,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:59,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 35 transitions. [2024-12-06 02:58:59,809 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2024-12-06 02:58:59,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:58:59,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:59,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:59,858 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 02:59:00,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:59:00,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2024-12-06 02:59:00,908 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2024-12-06 02:59:00,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 02:59:00,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:59:00,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:59:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:59:00,918 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:59:00,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:59:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:59:00,971 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:59:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:59:00,992 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 26 iterations. [2024-12-06 02:59:01,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:59:01 ImpRootNode [2024-12-06 02:59:01,014 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:59:01,014 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:59:01,014 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:59:01,014 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:59:01,015 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:58:44" (3/4) ... [2024-12-06 02:59:01,016 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 02:59:01,049 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 3. [2024-12-06 02:59:01,087 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:59:01,088 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:59:01,088 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:59:01,088 INFO L158 Benchmark]: Toolchain (without parser) took 17571.79ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 116.6MB in the beginning and 76.9MB in the end (delta: 39.7MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2024-12-06 02:59:01,089 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:59:01,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.76ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 99.4MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:59:01,089 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.99ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 98.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:59:01,089 INFO L158 Benchmark]: Boogie Preprocessor took 19.56ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 97.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:59:01,090 INFO L158 Benchmark]: RCFGBuilder took 318.53ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 82.0MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:59:01,090 INFO L158 Benchmark]: CodeCheck took 16798.77ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 82.0MB in the beginning and 82.3MB in the end (delta: -315.7kB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-12-06 02:59:01,090 INFO L158 Benchmark]: Witness Printer took 73.50ms. Allocated memory is still 176.2MB. Free memory was 82.3MB in the beginning and 76.9MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:59:01,092 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, 39 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 16.8s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1210 SdHoareTripleChecker+Valid, 5.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1090 mSDsluCounter, 890 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 652 mSDsCounter, 952 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3336 IncrementalHoareTripleChecker+Invalid, 4288 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 952 mSolverCounterUnsat, 238 mSDtfsCounter, 3336 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1589 GetRequests, 1309 SyntacticMatches, 20 SemanticMatches, 260 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27543 ImplicationChecksByTransitivity, 14.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 206 NumberOfCodeBlocks, 206 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 167 ConstructedInterpolants, 0 QuantifiedInterpolants, 945 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 25 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: 545]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: [L526-L533] union { void *p0; struct { char c[2]; int p1; int p2; } str; } data; [L534] data.p0 = malloc(37U) [L535] EXPR data.p0 [L535] void *ptr = data.p0; [L536] COND FALSE !(__VERIFIER_nondet_int()) [L539] data.str.p2 = 30 VAL [data={14717:0}, ptr={-1:0}] [L541] EXPR data.str.p2 VAL [data={14717:0}, ptr={-1:0}] [L541] COND FALSE !(25 > data.str.p2) [L544] EXPR data.p0 VAL [ptr={-1:0}] [L544] free(data.p0) VAL [ptr={-1:0}] [L544] free(data.p0) VAL [ptr={-1:0}] [L544] free(data.p0) [L545] free(ptr) [L545] free(ptr) [L545] free(ptr) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.76ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 99.4MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.99ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 98.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.56ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 97.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 318.53ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 82.0MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 16798.77ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 82.0MB in the beginning and 82.3MB in the end (delta: -315.7kB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * Witness Printer took 73.50ms. Allocated memory is still 176.2MB. Free memory was 82.3MB in the beginning and 76.9MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 02:59:01,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27688674-d5d0-4eec-8001-84be079599c3/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-free)