./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi --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 cb182062e759f3e947e2f86847df2222bda90081d4cc013a50b9baa2d9844063 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:17:41,629 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:41,714 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-11-24 22:17:41,719 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:17:41,719 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:17:41,746 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:41,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:41,748 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:41,749 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:41,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:17:41,751 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:17:41,751 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:17:41,752 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:17:41,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:41,753 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:17:41,754 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:17:41,754 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:17:41,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:41,756 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:17:41,757 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:17:41,757 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:17:41,758 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:17:41,759 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:41,759 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:41,760 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:41,761 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:41,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:41,762 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:41,763 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:41,763 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:41,764 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:17:41,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:17:41,765 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_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb182062e759f3e947e2f86847df2222bda90081d4cc013a50b9baa2d9844063 [2023-11-24 22:17:42,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:42,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:42,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:42,078 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:42,080 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:42,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-3.i [2023-11-24 22:17:45,221 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:17:45,661 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:17:45,664 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-3.i [2023-11-24 22:17:45,690 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi/data/8179acb4f/f3b414901b1d42d5b9961b18dfce99d6/FLAG2d3fb48b7 [2023-11-24 22:17:45,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi/data/8179acb4f/f3b414901b1d42d5b9961b18dfce99d6 [2023-11-24 22:17:45,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:17:45,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:17:45,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:45,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:17:45,723 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:17:45,724 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:45" (1/1) ... [2023-11-24 22:17:45,725 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25fb362d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:45, skipping insertion in model container [2023-11-24 22:17:45,725 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:45" (1/1) ... [2023-11-24 22:17:45,820 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:17:46,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:46,673 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:17:46,832 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:46,890 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:17:46,896 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:17:46,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:46 WrapperNode [2023-11-24 22:17:46,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:46,899 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:46,899 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:17:46,899 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:17:46,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:46" (1/1) ... [2023-11-24 22:17:46,971 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:46" (1/1) ... [2023-11-24 22:17:47,101 INFO L138 Inliner]: procedures = 177, calls = 489, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 2271 [2023-11-24 22:17:47,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:47,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:17:47,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:17:47,104 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:17:47,114 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:46" (1/1) ... [2023-11-24 22:17:47,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:46" (1/1) ... [2023-11-24 22:17:47,138 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:46" (1/1) ... [2023-11-24 22:17:47,138 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:46" (1/1) ... [2023-11-24 22:17:47,242 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:46" (1/1) ... [2023-11-24 22:17:47,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:46" (1/1) ... [2023-11-24 22:17:47,273 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:46" (1/1) ... [2023-11-24 22:17:47,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:46" (1/1) ... [2023-11-24 22:17:47,324 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:17:47,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:17:47,327 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:17:47,327 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:17:47,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:46" (1/1) ... [2023-11-24 22:17:47,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:47,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:17:47,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:17:47,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a662c9-126a-4a24-8fec-12403a7cebe5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:17:47,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:17:47,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:17:47,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:17:47,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:17:47,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:17:47,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:17:47,420 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:17:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:17:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:17:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:17:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:17:47,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:17:47,782 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:17:47,785 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:17:50,454 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:17:53,140 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:17:53,140 INFO L309 CfgBuilder]: Removed 100 assume(true) statements. [2023-11-24 22:17:53,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:53 BoogieIcfgContainer [2023-11-24 22:17:53,142 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:17:53,143 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:17:53,143 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:17:53,154 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:17:53,154 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:53" (1/1) ... [2023-11-24 22:17:53,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:17:53,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:53,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 204 states and 347 transitions. [2023-11-24 22:17:53,248 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 347 transitions. [2023-11-24 22:17:53,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:17:53,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:53,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:53,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:53,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:53,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 205 states and 349 transitions. [2023-11-24 22:17:53,611 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 349 transitions. [2023-11-24 22:17:53,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:17:53,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:53,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:53,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:53,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:53,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:53,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:53,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 205 states and 345 transitions. [2023-11-24 22:17:53,790 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 345 transitions. [2023-11-24 22:17:53,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:17:53,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:53,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:53,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:53,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:53,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:53,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:53,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 205 states and 337 transitions. [2023-11-24 22:17:53,910 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 337 transitions. [2023-11-24 22:17:53,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:17:53,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:53,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:54,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:54,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:54,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:54,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:54,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 205 states and 325 transitions. [2023-11-24 22:17:54,114 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 325 transitions. [2023-11-24 22:17:54,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:17:54,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:54,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:54,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:54,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:54,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:54,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:04,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:18:14,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:18:14,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:14,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 205 states and 311 transitions. [2023-11-24 22:18:14,702 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 311 transitions. [2023-11-24 22:18:14,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:18:14,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:14,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:15,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:18:15,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:15,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:18:15,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:15,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 206 states and 311 transitions. [2023-11-24 22:18:15,282 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 311 transitions. [2023-11-24 22:18:15,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:18:15,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:15,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:15,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:15,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:15,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:18:15,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:15,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 205 states and 306 transitions. [2023-11-24 22:18:15,717 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 306 transitions. [2023-11-24 22:18:15,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:18:15,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:15,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:16,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:16,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:16,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:18:16,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:16,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 205 states and 302 transitions. [2023-11-24 22:18:16,194 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 302 transitions. [2023-11-24 22:18:16,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 22:18:16,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:16,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:16,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:16,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:16,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:16,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:18:16,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:16,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 205 states and 300 transitions. [2023-11-24 22:18:16,624 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 300 transitions. [2023-11-24 22:18:16,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:18:16,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:16,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:17,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:17,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:17,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:18:27,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:18:27,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:27,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 205 states and 298 transitions. [2023-11-24 22:18:27,244 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 298 transitions. [2023-11-24 22:18:27,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:18:27,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:27,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:27,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:27,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:27,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:37,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:18:48,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []