./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk --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 d952a2ac4207d7207b65e88d163e23d18bb81c0593196a835eab903a81ce4e5c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:50,098 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:50,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2024-11-08 22:05:50,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:50,197 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:50,231 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:50,232 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:50,233 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:50,234 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:50,235 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:50,235 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:50,236 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:50,236 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:50,239 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:50,239 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:50,240 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:05:50,240 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:05:50,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:50,241 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:50,241 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:50,241 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:05:50,245 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:50,246 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:50,246 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:50,246 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:50,247 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:50,247 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:50,247 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:50,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:50,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:50,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:50,249 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:50,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:50,251 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d952a2ac4207d7207b65e88d163e23d18bb81c0593196a835eab903a81ce4e5c [2024-11-08 22:05:50,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:50,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:50,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:50,620 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:50,621 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:50,622 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i Unable to find full path for "g++" [2024-11-08 22:05:52,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:53,151 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:53,152 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i [2024-11-08 22:05:53,183 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk/data/c80b31c60/84cadbf6d6fc46de8ecaa4b3f1d3b038/FLAGdec0dfd4b [2024-11-08 22:05:53,310 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk/data/c80b31c60/84cadbf6d6fc46de8ecaa4b3f1d3b038 [2024-11-08 22:05:53,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:53,315 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:53,317 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:53,317 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:53,323 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:53,324 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:53,326 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3708b128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:53, skipping insertion in model container [2024-11-08 22:05:53,328 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:53,403 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:54,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:54,377 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:54,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:54,738 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:54,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:54 WrapperNode [2024-11-08 22:05:54,740 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:54,741 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:54,741 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:54,742 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:54,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:54" (1/1) ... [2024-11-08 22:05:54,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:54" (1/1) ... [2024-11-08 22:05:54,946 INFO L138 Inliner]: procedures = 282, calls = 353, calls flagged for inlining = 26, calls inlined = 40, statements flattened = 1779 [2024-11-08 22:05:54,946 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:54,947 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:54,948 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:54,948 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:54,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:54" (1/1) ... [2024-11-08 22:05:54,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:54" (1/1) ... [2024-11-08 22:05:54,988 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:54" (1/1) ... [2024-11-08 22:05:54,989 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:54" (1/1) ... [2024-11-08 22:05:55,060 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:54" (1/1) ... [2024-11-08 22:05:55,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:54" (1/1) ... [2024-11-08 22:05:55,114 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:54" (1/1) ... [2024-11-08 22:05:55,130 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:54" (1/1) ... [2024-11-08 22:05:55,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:55,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:55,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:55,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:55,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:54" (1/1) ... [2024-11-08 22:05:55,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:55,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:55,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:55,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46effe1-8ce7-4e3f-9f21-fdee0ae1c786/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:55,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:05:55,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 22:05:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:05:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:05:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:05:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:05:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 22:05:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:05:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:55,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:55,629 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:55,631 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:05:57,980 INFO L? ?]: Removed 484 outVars from TransFormulas that were not future-live. [2024-11-08 22:05:57,980 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:05:59,862 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:05:59,862 INFO L316 CfgBuilder]: Removed 66 assume(true) statements. [2024-11-08 22:05:59,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:59 BoogieIcfgContainer [2024-11-08 22:05:59,863 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:05:59,864 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:05:59,864 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:05:59,874 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:05:59,875 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:59" (1/1) ... [2024-11-08 22:05:59,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:05:59,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:59,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 220 states and 347 transitions. [2024-11-08 22:05:59,957 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 347 transitions. [2024-11-08 22:05:59,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:05:59,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:59,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:00,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:00,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:00,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 219 states and 342 transitions. [2024-11-08 22:06:00,257 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 342 transitions. [2024-11-08 22:06:00,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:06:00,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:00,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:00,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:00,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:00,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 220 states and 340 transitions. [2024-11-08 22:06:00,578 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 340 transitions. [2024-11-08 22:06:00,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:06:00,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:00,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:00,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:00,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:00,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:00,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 219 states and 329 transitions. [2024-11-08 22:06:00,693 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 329 transitions. [2024-11-08 22:06:00,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:06:00,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:00,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:00,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:00,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:00,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:00,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 219 states and 327 transitions. [2024-11-08 22:06:00,779 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 327 transitions. [2024-11-08 22:06:00,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:06:00,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:00,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:00,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:10,905 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 [] [2024-11-08 22:06:10,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:10,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 219 states and 325 transitions. [2024-11-08 22:06:10,916 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 325 transitions. [2024-11-08 22:06:10,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:06:10,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:10,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms