./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d2a98d270a821b4275b6b35f502458543f3a892fcdda158c69925a18d34f6cf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:45:41,312 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:45:41,407 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2024-11-13 21:45:41,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:45:41,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:45:41,453 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:45:41,454 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:45:41,454 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:45:41,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:45:41,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:45:41,456 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:45:41,456 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:45:41,456 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:45:41,456 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:45:41,456 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:45:41,456 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 21:45:41,456 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 21:45:41,456 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:45:41,456 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:45:41,457 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:45:41,457 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:45:41,457 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:45:41,457 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:45:41,457 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:45:41,457 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:45:41,457 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:45:41,457 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:45:41,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:45:41,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:45:41,459 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:45:41,459 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:45:41,459 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:45:41,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:45:41,459 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_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) 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 -> 1d2a98d270a821b4275b6b35f502458543f3a892fcdda158c69925a18d34f6cf [2024-11-13 21:45:41,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:45:41,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:45:41,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:45:41,821 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:45:41,822 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:45:41,823 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i Unable to find full path for "g++" [2024-11-13 21:45:43,719 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:45:44,087 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:45:44,089 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i [2024-11-13 21:45:44,106 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm/data/69593f237/fd90197aac8e4d1ab0a7366dd34fd88c/FLAG90bb2fe09 [2024-11-13 21:45:44,131 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm/data/69593f237/fd90197aac8e4d1ab0a7366dd34fd88c [2024-11-13 21:45:44,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:45:44,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:45:44,136 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:45:44,136 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:45:44,142 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:45:44,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:45:44" (1/1) ... [2024-11-13 21:45:44,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e41d541 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:44, skipping insertion in model container [2024-11-13 21:45:44,147 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:45:44" (1/1) ... [2024-11-13 21:45:44,204 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:45:45,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:45:45,056 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:45:45,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:45:45,306 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:45:45,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:45 WrapperNode [2024-11-13 21:45:45,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:45:45,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:45:45,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:45:45,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:45:45,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:45" (1/1) ... [2024-11-13 21:45:45,350 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:45" (1/1) ... [2024-11-13 21:45:45,460 INFO L138 Inliner]: procedures = 282, calls = 353, calls flagged for inlining = 26, calls inlined = 40, statements flattened = 1779 [2024-11-13 21:45:45,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:45:45,464 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:45:45,464 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:45:45,464 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:45:45,472 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:45" (1/1) ... [2024-11-13 21:45:45,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:45" (1/1) ... [2024-11-13 21:45:45,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:45" (1/1) ... [2024-11-13 21:45:45,493 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:45" (1/1) ... [2024-11-13 21:45:45,573 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:45" (1/1) ... [2024-11-13 21:45:45,595 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:45" (1/1) ... [2024-11-13 21:45:45,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:45" (1/1) ... [2024-11-13 21:45:45,615 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:45" (1/1) ... [2024-11-13 21:45:45,633 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:45:45,633 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:45:45,635 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:45:45,635 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:45:45,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:45" (1/1) ... [2024-11-13 21:45:45,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:45:45,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:45:45,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:45:45,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20b8d06-9e78-463a-9f6c-3f9d890714a9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:45:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:45:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:45:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:45:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:45:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:45:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:45:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:45:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 21:45:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:45:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:45:45,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:45:46,032 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:45:46,034 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:45:48,140 INFO L? ?]: Removed 478 outVars from TransFormulas that were not future-live. [2024-11-13 21:45:48,141 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:45:49,947 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:45:49,950 INFO L316 CfgBuilder]: Removed 72 assume(true) statements. [2024-11-13 21:45:49,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:45:49 BoogieIcfgContainer [2024-11-13 21:45:49,951 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:45:49,952 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:45:49,952 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:45:49,963 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:45:49,963 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:45:49" (1/1) ... [2024-11-13 21:45:49,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:45:50,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:50,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 209 states and 330 transitions. [2024-11-13 21:45:50,028 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 330 transitions. [2024-11-13 21:45:50,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:45:50,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:50,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:50,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:45:50,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:50,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 208 states and 325 transitions. [2024-11-13 21:45:50,249 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 325 transitions. [2024-11-13 21:45:50,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:45:50,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:50,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:50,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:45:50,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:50,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 209 states and 323 transitions. [2024-11-13 21:45:50,605 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 323 transitions. [2024-11-13 21:45:50,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:45:50,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:50,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:50,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:45:50,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:50,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 208 states and 312 transitions. [2024-11-13 21:45:50,720 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 312 transitions. [2024-11-13 21:45:50,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:45:50,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:50,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:50,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:45:50,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:50,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 208 states and 310 transitions. [2024-11-13 21:45:50,859 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 310 transitions. [2024-11-13 21:45:50,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:45:50,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:50,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:51,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:46:01,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:46:01,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:01,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 208 states and 308 transitions. [2024-11-13 21:46:01,061 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 308 transitions. [2024-11-13 21:46:01,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:46:01,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:01,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms