./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_3-2.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_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/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_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/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_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/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 14e3e63e231fa0c862b0912d52fb4325a0198eb4d9a43387e9996f85700980cb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:31:41,831 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:31:41,882 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 03:31:41,886 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:31:41,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:31:41,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:31:41,905 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:31:41,905 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:31:41,905 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:31:41,905 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:31:41,905 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:31:41,906 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:31:41,906 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:31:41,906 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 03:31:41,906 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 03:31:41,906 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 03:31:41,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:31:41,906 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:31:41,906 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:31:41,906 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:31:41,906 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:31:41,907 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:31:41,907 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:31:41,907 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:31:41,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:31:41,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:31:41,907 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:31:41,907 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:31:41,907 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:31:41,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:31:41,907 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_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/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 -> 14e3e63e231fa0c862b0912d52fb4325a0198eb4d9a43387e9996f85700980cb [2024-12-06 03:31:42,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:31:42,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:31:42,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:31:42,110 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:31:42,110 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:31:42,111 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_3-2.i [2024-12-06 03:31:44,700 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/bin/ukojak-verify-CZk0znPC7b/data/7c691f36a/09c28ce2729c4150943cf6bf642aeb8d/FLAG020bab550 [2024-12-06 03:31:44,924 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:31:44,924 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/sv-benchmarks/c/ldv-memsafety/memleaks_test22_3-2.i [2024-12-06 03:31:44,935 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/bin/ukojak-verify-CZk0znPC7b/data/7c691f36a/09c28ce2729c4150943cf6bf642aeb8d/FLAG020bab550 [2024-12-06 03:31:44,948 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/bin/ukojak-verify-CZk0znPC7b/data/7c691f36a/09c28ce2729c4150943cf6bf642aeb8d [2024-12-06 03:31:44,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:31:44,952 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:31:44,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:31:44,953 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:31:44,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:31:44,957 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:31:44" (1/1) ... [2024-12-06 03:31:44,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2653a3aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:44, skipping insertion in model container [2024-12-06 03:31:44,958 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:31:44" (1/1) ... [2024-12-06 03:31:44,983 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:31:45,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:31:45,246 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:31:45,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:31:45,321 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:31:45,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:45 WrapperNode [2024-12-06 03:31:45,322 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:31:45,322 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:31:45,322 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:31:45,322 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:31:45,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:45" (1/1) ... [2024-12-06 03:31:45,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:45" (1/1) ... [2024-12-06 03:31:45,363 INFO L138 Inliner]: procedures = 164, calls = 70, calls flagged for inlining = 31, calls inlined = 24, statements flattened = 180 [2024-12-06 03:31:45,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:31:45,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:31:45,363 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:31:45,364 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:31:45,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:45" (1/1) ... [2024-12-06 03:31:45,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:45" (1/1) ... [2024-12-06 03:31:45,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:45" (1/1) ... [2024-12-06 03:31:45,373 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:45" (1/1) ... [2024-12-06 03:31:45,383 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:45" (1/1) ... [2024-12-06 03:31:45,384 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:45" (1/1) ... [2024-12-06 03:31:45,387 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:45" (1/1) ... [2024-12-06 03:31:45,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:45" (1/1) ... [2024-12-06 03:31:45,389 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:45" (1/1) ... [2024-12-06 03:31:45,392 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:31:45,393 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:31:45,393 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:31:45,393 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:31:45,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:31:45" (1/1) ... [2024-12-06 03:31:45,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:31:45,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:31:45,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:31:45,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:31:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:31:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:31:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 03:31:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:31:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 03:31:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 03:31:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:31:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 03:31:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:31:45,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:31:45,549 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:31:45,551 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:31:45,855 INFO L? ?]: Removed 189 outVars from TransFormulas that were not future-live. [2024-12-06 03:31:45,855 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:31:45,922 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:31:45,922 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 03:31:45,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:31:45 BoogieIcfgContainer [2024-12-06 03:31:45,923 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:31:45,924 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:31:45,924 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:31:45,933 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:31:45,933 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:31:45" (1/1) ... [2024-12-06 03:31:45,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:31:45,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:45,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-12-06 03:31:45,982 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-12-06 03:31:45,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 03:31:45,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:45,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:46,232 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 03:31:46,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:46,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2024-12-06 03:31:46,282 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2024-12-06 03:31:46,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:31:46,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:46,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:46,440 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 03:31:46,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:46,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 76 states and 85 transitions. [2024-12-06 03:31:46,690 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2024-12-06 03:31:46,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 03:31:46,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:46,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:46,824 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 03:31:46,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:46,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-12-06 03:31:46,887 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-12-06 03:31:46,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:31:46,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:46,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:46,976 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 03:31:47,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:47,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2024-12-06 03:31:47,126 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2024-12-06 03:31:47,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:31:47,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:47,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:47,211 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 03:31:47,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:47,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 86 states and 97 transitions. [2024-12-06 03:31:47,865 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2024-12-06 03:31:47,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:31:47,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:47,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:48,094 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 03:31:48,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:48,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 85 states and 96 transitions. [2024-12-06 03:31:48,545 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2024-12-06 03:31:48,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:31:48,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:48,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:48,939 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 03:31:50,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:50,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 84 states and 95 transitions. [2024-12-06 03:31:50,142 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 95 transitions. [2024-12-06 03:31:50,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:31:50,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:50,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:50,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:50,259 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 03:31:50,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:50,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 83 states and 94 transitions. [2024-12-06 03:31:50,528 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2024-12-06 03:31:50,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:31:50,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:50,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:50,963 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 03:31:51,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:51,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 82 states and 93 transitions. [2024-12-06 03:31:51,790 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2024-12-06 03:31:51,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:31:51,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:51,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:51,968 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 03:31:52,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:52,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2024-12-06 03:31:52,932 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2024-12-06 03:31:52,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:31:52,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:52,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:52,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:52,952 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 03:31:52,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:52,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 81 states and 91 transitions. [2024-12-06 03:31:52,968 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2024-12-06 03:31:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:31:52,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:52,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:53,244 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 03:31:53,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:53,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 80 states and 90 transitions. [2024-12-06 03:31:53,710 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2024-12-06 03:31:53,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:31:53,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:53,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:54,027 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 03:31:54,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:54,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2024-12-06 03:31:54,893 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2024-12-06 03:31:54,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 03:31:54,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:54,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:55,227 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 03:31:56,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 82 states and 91 transitions. [2024-12-06 03:31:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 91 transitions. [2024-12-06 03:31:56,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 03:31:56,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:56,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:56,998 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 03:31:58,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:58,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 81 states and 90 transitions. [2024-12-06 03:31:58,918 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2024-12-06 03:31:58,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 03:31:58,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:58,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:00,039 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 03:32:03,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:03,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2024-12-06 03:32:03,807 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2024-12-06 03:32:03,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:32:03,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:03,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:03,836 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 03:32:03,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:03,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 79 states and 88 transitions. [2024-12-06 03:32:03,852 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2024-12-06 03:32:03,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:32:03,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:03,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:04,025 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 03:32:04,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:04,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-12-06 03:32:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-12-06 03:32:04,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:32:04,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:04,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:04,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:04,773 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 03:32:06,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:06,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 74 states and 81 transitions. [2024-12-06 03:32:06,492 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 81 transitions. [2024-12-06 03:32:06,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:32:06,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:06,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:07,053 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 03:32:08,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:08,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 73 states and 80 transitions. [2024-12-06 03:32:08,338 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 80 transitions. [2024-12-06 03:32:08,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:32:08,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:08,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:09,251 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 03:32:11,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:11,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 72 states and 79 transitions. [2024-12-06 03:32:11,741 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2024-12-06 03:32:11,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:32:11,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:11,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:13,148 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 03:32:21,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:21,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 71 states and 78 transitions. [2024-12-06 03:32:21,432 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 78 transitions. [2024-12-06 03:32:21,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:32:21,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:21,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:22,429 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 03:32:33,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:33,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 70 states and 77 transitions. [2024-12-06 03:32:33,590 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 77 transitions. [2024-12-06 03:32:33,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:32:33,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:33,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:33,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:34,559 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 03:32:38,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:38,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 74 states and 84 transitions. [2024-12-06 03:32:38,489 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 84 transitions. [2024-12-06 03:32:38,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:32:38,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:38,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:39,161 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 03:32:43,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:43,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 78 states and 91 transitions. [2024-12-06 03:32:43,480 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 91 transitions. [2024-12-06 03:32:43,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:32:43,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:43,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:43,510 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 03:32:44,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:44,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 77 states and 90 transitions. [2024-12-06 03:32:44,810 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 90 transitions. [2024-12-06 03:32:44,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:32:44,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:44,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:44,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:45,188 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 03:32:47,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:47,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 78 states and 91 transitions. [2024-12-06 03:32:47,646 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 91 transitions. [2024-12-06 03:32:47,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:32:47,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:47,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:47,676 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 03:32:47,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:47,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 77 states and 90 transitions. [2024-12-06 03:32:47,690 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 90 transitions. [2024-12-06 03:32:47,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:32:47,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:47,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:47,727 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 03:32:47,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:47,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 76 states and 89 transitions. [2024-12-06 03:32:47,742 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2024-12-06 03:32:47,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:32:47,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:47,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:48,369 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 03:32:49,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:49,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 77 states and 90 transitions. [2024-12-06 03:32:49,766 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 90 transitions. [2024-12-06 03:32:49,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:32:49,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:49,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:50,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:32:52,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:52,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 78 states and 91 transitions. [2024-12-06 03:32:52,424 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 91 transitions. [2024-12-06 03:32:52,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:32:52,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:52,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:53,044 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:32:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:54,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 79 states and 92 transitions. [2024-12-06 03:32:54,549 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2024-12-06 03:32:54,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:32:54,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:54,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:55,514 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:32:57,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:57,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 80 states and 93 transitions. [2024-12-06 03:32:57,517 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2024-12-06 03:32:57,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 03:32:57,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:57,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:58,332 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:00,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:00,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 81 states and 94 transitions. [2024-12-06 03:33:00,119 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2024-12-06 03:33:00,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 03:33:00,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:00,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:00,775 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:02,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:02,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 95 transitions. [2024-12-06 03:33:02,246 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 95 transitions. [2024-12-06 03:33:02,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 03:33:02,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:02,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:02,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:02,891 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:04,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:04,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 83 states and 96 transitions. [2024-12-06 03:33:04,494 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2024-12-06 03:33:04,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 03:33:04,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:04,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:05,985 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:08,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:08,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 84 states and 97 transitions. [2024-12-06 03:33:08,360 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 97 transitions. [2024-12-06 03:33:08,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:33:08,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:08,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:09,013 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:10,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:10,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 85 states and 98 transitions. [2024-12-06 03:33:10,733 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2024-12-06 03:33:10,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 03:33:10,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:10,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:11,545 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:13,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:13,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 86 states and 99 transitions. [2024-12-06 03:33:13,402 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 99 transitions. [2024-12-06 03:33:13,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 03:33:13,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:13,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:14,326 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:16,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 87 states and 100 transitions. [2024-12-06 03:33:16,129 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 100 transitions. [2024-12-06 03:33:16,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 03:33:16,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:16,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:16,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:17,797 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:20,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:20,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 88 states and 101 transitions. [2024-12-06 03:33:20,543 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 101 transitions. [2024-12-06 03:33:20,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 03:33:20,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:20,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:21,703 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:23,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:23,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 89 states and 102 transitions. [2024-12-06 03:33:23,778 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 102 transitions. [2024-12-06 03:33:23,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:33:23,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:23,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:24,804 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:26,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:26,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 90 states and 103 transitions. [2024-12-06 03:33:26,813 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 103 transitions. [2024-12-06 03:33:26,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 03:33:26,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:26,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:27,536 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:29,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:29,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 91 states and 104 transitions. [2024-12-06 03:33:29,313 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 104 transitions. [2024-12-06 03:33:29,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 03:33:29,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:29,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:34,038 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:40,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:40,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 92 states and 105 transitions. [2024-12-06 03:33:40,042 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2024-12-06 03:33:40,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 03:33:40,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:40,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:52,530 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 15 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:34:46,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:34:46,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 91 states and 104 transitions. [2024-12-06 03:34:46,442 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 104 transitions. [2024-12-06 03:34:46,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 03:34:46,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:34:46,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:34:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:34:47,343 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-06 03:34:50,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:34:50,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 94 states and 110 transitions. [2024-12-06 03:34:50,081 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 110 transitions. [2024-12-06 03:34:50,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 03:34:50,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:34:50,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:34:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:34:50,268 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-06 03:34:53,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:34:53,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 96 states and 113 transitions. [2024-12-06 03:34:53,002 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 113 transitions. [2024-12-06 03:34:53,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 03:34:53,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:34:53,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:34:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:07,047 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 91 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:36:11,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:11,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 91 states and 107 transitions. [2024-12-06 03:36:11,288 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 107 transitions. [2024-12-06 03:36:11,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 03:36:11,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:11,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:12,041 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-06 03:36:19,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:19,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 99 states and 118 transitions. [2024-12-06 03:36:19,874 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 118 transitions. [2024-12-06 03:36:19,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 03:36:19,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:19,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:19,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:33,107 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:37:11,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:37:11,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 105 states and 126 transitions. [2024-12-06 03:37:11,099 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 126 transitions. [2024-12-06 03:37:11,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 03:37:11,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:37:11,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:37:11,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:37:11,888 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-06 03:37:24,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:37:24,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 114 states and 138 transitions. [2024-12-06 03:37:24,825 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 138 transitions. [2024-12-06 03:37:24,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 03:37:24,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:37:24,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:37:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:37:24,880 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-06 03:37:24,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:37:24,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 113 states and 137 transitions. [2024-12-06 03:37:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 137 transitions. [2024-12-06 03:37:24,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 03:37:24,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:37:24,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:37:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:37:24,963 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:37:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:37:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:37:33,983 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:37:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:37:41,595 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 54 iterations. [2024-12-06 03:37:41,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:37:41 ImpRootNode [2024-12-06 03:37:41,627 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:37:41,628 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:37:41,628 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:37:41,628 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:37:41,629 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:31:45" (3/4) ... [2024-12-06 03:37:41,629 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 03:37:41,671 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 38. [2024-12-06 03:37:41,724 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 03:37:41,724 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 03:37:41,724 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:37:41,725 INFO L158 Benchmark]: Toolchain (without parser) took 356773.31ms. Allocated memory was 117.4MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 90.9MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 240.0MB. Max. memory is 16.1GB. [2024-12-06 03:37:41,725 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:37:41,725 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.90ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 69.4MB in the end (delta: 21.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:37:41,726 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.69ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 66.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:37:41,726 INFO L158 Benchmark]: Boogie Preprocessor took 28.67ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 64.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:37:41,726 INFO L158 Benchmark]: RCFGBuilder took 530.20ms. Allocated memory is still 117.4MB. Free memory was 64.8MB in the beginning and 85.3MB in the end (delta: -20.5MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-12-06 03:37:41,727 INFO L158 Benchmark]: CodeCheck took 355703.96ms. Allocated memory was 117.4MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 85.3MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 234.2MB. Max. memory is 16.1GB. [2024-12-06 03:37:41,727 INFO L158 Benchmark]: Witness Printer took 96.19ms. Allocated memory is still 1.4GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 8.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:37:41,728 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, 78 locations, 33 error locations. Started 1 CEGAR loops. OverallTime: 355.6s, OverallIterations: 54, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7198 SdHoareTripleChecker+Valid, 43.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5536 mSDsluCounter, 2616 SdHoareTripleChecker+Invalid, 38.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1828 mSDsCounter, 8487 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33235 IncrementalHoareTripleChecker+Invalid, 41722 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8487 mSolverCounterUnsat, 788 mSDtfsCounter, 33235 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10068 GetRequests, 8537 SyntacticMatches, 299 SemanticMatches, 1232 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 760215 ImplicationChecksByTransitivity, 323.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 9.4s SatisfiabilityAnalysisTime, 70.6s InterpolantComputationTime, 1260 NumberOfCodeBlocks, 1260 NumberOfCodeBlocksAsserted, 54 NumberOfCheckSat, 1164 ConstructedInterpolants, 0 QuantifiedInterpolants, 6303 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 53 InterpolantComputations, 35 PerfectInterpolantSequences, 792/1768 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) }; [L764] CALL entry_point() [L758] struct ldv_kobject *kobj; [L759] CALL, EXPR ldv_kobject_create() [L740] struct ldv_kobject *kobj; [L741] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L741] RET, EXPR ldv_malloc(sizeof(*kobj)) [L741] kobj = ldv_malloc(sizeof(*kobj)) [L742] COND FALSE !(!kobj) [L744] FCALL memset(kobj, 0, sizeof(*kobj)) [L745] CALL ldv_kobject_init(kobj) [L730] COND FALSE !(!kobj) [L733] CALL ldv_kobject_init_internal(kobj) [L723] COND FALSE !(!kobj) [L725] CALL ldv_kref_init(&kobj->kref) [L682] ((&kref->refcount)->counter) = (1) [L725] RET ldv_kref_init(&kobj->kref) [L726] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L540] list->next = list VAL [ldv_global_msg_list={1:0}, list={2:4}] [L541] list->prev = list [L726] RET LDV_INIT_LIST_HEAD(&kobj->entry) [L733] RET ldv_kobject_init_internal(kobj) [L745] RET ldv_kobject_init(kobj) [L746] return kobj; VAL [\result={2:0}, ldv_global_msg_list={1:0}] [L759] RET, EXPR ldv_kobject_create() [L759] kobj = ldv_kobject_create() [L760] CALL ldv_kobject_put(kobj) [L711] COND TRUE \read(*kobj) [L712] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) [L690] CALL, EXPR ldv_kref_sub(kref, 1, release) [L674] CALL, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L665] int temp; VAL [i=1, ldv_global_msg_list={1:0}, v={2:12}] [L666] EXPR v->counter [L666] temp = v->counter [L667] temp -= i VAL [ldv_global_msg_list={1:0}, temp=0, v={2:12}] [L668] v->counter = temp [L669] return temp; [L674] RET, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L674] COND TRUE (ldv_atomic_sub_return(((int) count), (&kref->refcount)) == 0) [L675] CALL release(kref) [L706] const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); [L706] { const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); (struct ldv_kobject *)( (char *)__mptr - ((size_t) &((struct ldv_kobject *)0)->kref) );} [L706] struct ldv_kobject *kobj = ({ const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); (struct ldv_kobject *)( (char *)__mptr - ((size_t) &((struct ldv_kobject *)0)->kref) );}); [L707] CALL ldv_kobject_cleanup(kobj) [L699] EXPR kobj->name [L699] char *name = kobj->name; [L700] free(kobj) VAL [ldv_global_msg_list={1:0}, name={0:0}] [L700] free(kobj) VAL [ldv_global_msg_list={1:0}, name={0:0}] [L700] free(kobj) [L701] COND FALSE !(\read(*name)) VAL [ldv_global_msg_list={1:0}] [L707] RET ldv_kobject_cleanup(kobj) [L675] RET release(kref) [L676] return 1; VAL [\result=1, ldv_global_msg_list={1:0}] [L690] RET, EXPR ldv_kref_sub(kref, 1, release) [L690] return ldv_kref_sub(kref, 1, release); [L712] RET ldv_kref_put(&kobj->kref, ldv_kobject_release) [L760] RET ldv_kobject_put(kobj) [L761] CALL ldv_kobject_put(kobj) [L711] COND TRUE \read(*kobj) [L712] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) [L690] CALL ldv_kref_sub(kref, 1, release) [L674] CALL ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L665] int temp; VAL [i=1, ldv_global_msg_list={1:0}, v={2:12}] [L666] v->counter * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.90ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 69.4MB in the end (delta: 21.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.69ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 66.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.67ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 64.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 530.20ms. Allocated memory is still 117.4MB. Free memory was 64.8MB in the beginning and 85.3MB in the end (delta: -20.5MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * CodeCheck took 355703.96ms. Allocated memory was 117.4MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 85.3MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 234.2MB. Max. memory is 16.1GB. * Witness Printer took 96.19ms. Allocated memory is still 1.4GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 8.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 03:37:41,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd5f9db0-bb0b-4bc9-b8a8-63d10c4ec8fb/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)