./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_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_0cb5326a-d551-48a5-8fd7-3a9764f4e926/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb5326a-d551-48a5-8fd7-3a9764f4e926/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_0cb5326a-d551-48a5-8fd7-3a9764f4e926/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb5326a-d551-48a5-8fd7-3a9764f4e926/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb5326a-d551-48a5-8fd7-3a9764f4e926/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_0cb5326a-d551-48a5-8fd7-3a9764f4e926/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 bb48026e7f870ff561a4cdd394c24cb5edb1d0f2fc8e8ef2bffe0b7b8438fda4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:00:58,299 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:00:58,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb5326a-d551-48a5-8fd7-3a9764f4e926/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2024-11-13 22:00:58,375 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:00:58,376 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:00:58,411 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:00:58,413 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:00:58,416 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:00:58,417 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:00:58,417 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:00:58,417 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:00:58,417 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:00:58,417 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:00:58,417 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:00:58,417 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:00:58,417 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 22:00:58,418 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 22:00:58,418 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:00:58,418 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:00:58,418 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:00:58,418 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:00:58,418 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:00:58,418 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:00:58,418 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:00:58,418 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:00:58,419 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:00:58,419 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:00:58,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:00:58,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:00:58,419 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:00:58,419 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:00:58,419 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:00:58,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:00:58,419 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_0cb5326a-d551-48a5-8fd7-3a9764f4e926/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 -> bb48026e7f870ff561a4cdd394c24cb5edb1d0f2fc8e8ef2bffe0b7b8438fda4 [2024-11-13 22:00:58,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:00:58,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:00:58,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:00:58,853 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:00:58,853 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:00:58,855 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb5326a-d551-48a5-8fd7-3a9764f4e926/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i Unable to find full path for "g++" [2024-11-13 22:01:01,116 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:01:01,489 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:01:01,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb5326a-d551-48a5-8fd7-3a9764f4e926/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i [2024-11-13 22:01:01,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb5326a-d551-48a5-8fd7-3a9764f4e926/bin/ukojak-verify-EEHR8qb7sm/data/82cd5a42f/2a395af8e88240ec9877403abd982e2a/FLAGac7a55327 [2024-11-13 22:01:01,524 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb5326a-d551-48a5-8fd7-3a9764f4e926/bin/ukojak-verify-EEHR8qb7sm/data/82cd5a42f/2a395af8e88240ec9877403abd982e2a [2024-11-13 22:01:01,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:01:01,528 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:01:01,530 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:01,530 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:01:01,535 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:01:01,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:01" (1/1) ... [2024-11-13 22:01:01,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2120f8db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:01, skipping insertion in model container [2024-11-13 22:01:01,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:01" (1/1) ... [2024-11-13 22:01:01,594 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:01:02,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:02,592 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:01:02,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:02,904 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:01:02,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:02 WrapperNode [2024-11-13 22:01:02,905 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:02,906 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:02,906 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:01:02,907 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:01:02,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:02" (1/1) ... [2024-11-13 22:01:02,949 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:02" (1/1) ... [2024-11-13 22:01:03,073 INFO L138 Inliner]: procedures = 282, calls = 353, calls flagged for inlining = 26, calls inlined = 40, statements flattened = 1779 [2024-11-13 22:01:03,074 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:03,075 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:01:03,075 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:01:03,075 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:01:03,084 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:02" (1/1) ... [2024-11-13 22:01:03,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:02" (1/1) ... [2024-11-13 22:01:03,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:02" (1/1) ... [2024-11-13 22:01:03,110 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:02" (1/1) ... [2024-11-13 22:01:03,171 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:02" (1/1) ... [2024-11-13 22:01:03,187 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:02" (1/1) ... [2024-11-13 22:01:03,192 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:02" (1/1) ... [2024-11-13 22:01:03,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:02" (1/1) ... [2024-11-13 22:01:03,217 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:01:03,221 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:01:03,225 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:01:03,225 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:01:03,226 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:02" (1/1) ... [2024-11-13 22:01:03,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:01:03,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb5326a-d551-48a5-8fd7-3a9764f4e926/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:01:03,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb5326a-d551-48a5-8fd7-3a9764f4e926/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:01:03,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb5326a-d551-48a5-8fd7-3a9764f4e926/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:01:03,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:01:03,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 22:01:03,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:01:03,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:01:03,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:01:03,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:01:03,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:01:03,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 22:01:03,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:01:03,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:01:03,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:01:03,561 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:01:03,563 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:01:06,096 INFO L? ?]: Removed 478 outVars from TransFormulas that were not future-live. [2024-11-13 22:01:06,096 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:01:07,903 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:01:07,903 INFO L316 CfgBuilder]: Removed 72 assume(true) statements. [2024-11-13 22:01:07,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:07 BoogieIcfgContainer [2024-11-13 22:01:07,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:01:07,904 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:01:07,904 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:01:07,917 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:01:07,917 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:07" (1/1) ... [2024-11-13 22:01:07,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:01:07,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:07,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 209 states and 330 transitions. [2024-11-13 22:01:07,981 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 330 transitions. [2024-11-13 22:01:07,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:01:07,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:07,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:08,174 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 22:01:08,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:08,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 208 states and 325 transitions. [2024-11-13 22:01:08,211 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 325 transitions. [2024-11-13 22:01:08,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:01:08,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:08,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:08,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:01:08,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:08,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 209 states and 323 transitions. [2024-11-13 22:01:08,564 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 323 transitions. [2024-11-13 22:01:08,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:01:08,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:08,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:08,671 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 22:01:08,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:08,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 208 states and 312 transitions. [2024-11-13 22:01:08,677 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 312 transitions. [2024-11-13 22:01:08,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:01:08,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:08,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:08,763 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 22:01:08,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:08,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 208 states and 310 transitions. [2024-11-13 22:01:08,777 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 310 transitions. [2024-11-13 22:01:08,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:01:08,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:08,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:08,901 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 22:01:18,922 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 22:01:18,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:18,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 208 states and 308 transitions. [2024-11-13 22:01:18,936 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 308 transitions. [2024-11-13 22:01:18,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:01:18,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:18,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms