./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f552e336cb6eb3ea16ba25a84411e1d0c8dcfaa2b088c21df87ffefed1a84a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:44:39,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:44:39,293 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:44:39,304 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:44:39,305 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:44:39,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:44:39,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:44:39,346 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:44:39,347 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:44:39,353 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:44:39,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:44:39,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:44:39,355 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:44:39,357 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:44:39,358 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:44:39,358 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:44:39,359 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:44:39,359 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:44:39,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:44:39,361 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:44:39,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:44:39,362 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:44:39,362 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:44:39,363 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:44:39,364 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:44:39,365 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:44:39,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:39,366 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:44:39,366 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:44:39,367 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:44:39,369 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:44:39,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:44:39,369 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:44:39,370 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_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f552e336cb6eb3ea16ba25a84411e1d0c8dcfaa2b088c21df87ffefed1a84a7 [2023-11-19 03:44:39,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:44:39,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:44:39,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:44:39,754 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:44:39,754 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:44:39,756 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i [2023-11-19 03:44:43,069 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:44:43,384 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:44:43,385 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i [2023-11-19 03:44:43,418 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL/data/5a6ae26fe/fdf75995ffba4ae085c1df7ffdd5097d/FLAG1cb4a8c10 [2023-11-19 03:44:43,439 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL/data/5a6ae26fe/fdf75995ffba4ae085c1df7ffdd5097d [2023-11-19 03:44:43,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:44:43,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:44:43,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:43,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:44:43,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:44:43,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:43" (1/1) ... [2023-11-19 03:44:43,454 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656c2324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:43, skipping insertion in model container [2023-11-19 03:44:43,454 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:43" (1/1) ... [2023-11-19 03:44:43,546 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:44:44,049 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i[33021,33034] [2023-11-19 03:44:44,235 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:44,250 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:44:44,299 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i[33021,33034] [2023-11-19 03:44:44,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:44,437 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:44:44,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:44 WrapperNode [2023-11-19 03:44:44,438 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:44,439 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:44,439 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:44:44,439 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:44:44,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:44" (1/1) ... [2023-11-19 03:44:44,478 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:44" (1/1) ... [2023-11-19 03:44:44,555 INFO L138 Inliner]: procedures = 177, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 955 [2023-11-19 03:44:44,555 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:44,556 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:44:44,556 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:44:44,556 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:44:44,570 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:44" (1/1) ... [2023-11-19 03:44:44,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:44" (1/1) ... [2023-11-19 03:44:44,607 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:44" (1/1) ... [2023-11-19 03:44:44,608 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:44" (1/1) ... [2023-11-19 03:44:44,676 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:44" (1/1) ... [2023-11-19 03:44:44,692 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:44" (1/1) ... [2023-11-19 03:44:44,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:44" (1/1) ... [2023-11-19 03:44:44,705 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:44" (1/1) ... [2023-11-19 03:44:44,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:44:44,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:44:44,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:44:44,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:44:44,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:44" (1/1) ... [2023-11-19 03:44:44,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:44,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:44:44,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:44:44,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c5bf66-f51c-4f0a-b598-54f8abf6c707/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:44:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:44:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:44:44,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:44:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:44:44,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:44:44,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:44:44,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:44:44,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:44:44,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:44:44,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:44:44,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:44:44,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:44:44,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:44:44,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:44:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:44:45,092 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:44:45,095 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:44:46,680 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:44:47,933 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:44:47,936 INFO L302 CfgBuilder]: Removed 40 assume(true) statements. [2023-11-19 03:44:47,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:47 BoogieIcfgContainer [2023-11-19 03:44:47,944 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:44:47,945 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:44:47,945 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:44:47,956 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:44:47,956 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:47" (1/1) ... [2023-11-19 03:44:47,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:44:48,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:48,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 100 states and 170 transitions. [2023-11-19 03:44:48,038 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 170 transitions. [2023-11-19 03:44:48,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:44:48,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:48,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:48,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:48,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:44:48,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:48,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 101 states and 171 transitions. [2023-11-19 03:44:48,365 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 171 transitions. [2023-11-19 03:44:48,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:44:48,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:48,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:48,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:44:48,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:48,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:44:48,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:48,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 101 states and 169 transitions. [2023-11-19 03:44:48,498 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 169 transitions. [2023-11-19 03:44:48,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:44:48,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:48,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:48,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:44:48,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:48,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:44:48,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:48,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 101 states and 165 transitions. [2023-11-19 03:44:48,605 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 165 transitions. [2023-11-19 03:44:48,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:44:48,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:48,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:48,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:44:48,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:48,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:44:48,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:48,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 101 states and 159 transitions. [2023-11-19 03:44:48,739 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 159 transitions. [2023-11-19 03:44:48,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:44:48,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:48,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:48,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:44:48,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:44:59,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:44:59,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:59,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 101 states and 153 transitions. [2023-11-19 03:44:59,070 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 153 transitions. [2023-11-19 03:44:59,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:44:59,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:59,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:59,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:59,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:44:59,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:59,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:09,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:45:19,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:45:29,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:45:32,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.15s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:45:33,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:33,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 128 states and 186 transitions. [2023-11-19 03:45:33,247 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 186 transitions. [2023-11-19 03:45:33,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:45:33,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:33,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:33,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:33,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:45:33,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:33,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:33,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:33,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 128 states and 184 transitions. [2023-11-19 03:45:33,516 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 184 transitions. [2023-11-19 03:45:33,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:45:33,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:33,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:33,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:45:33,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:33,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:33,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:33,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 128 states and 182 transitions. [2023-11-19 03:45:33,793 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 182 transitions. [2023-11-19 03:45:33,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:45:33,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:33,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:34,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:34,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:45:34,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:34,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:44,163 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 [] [2023-11-19 03:45:44,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:44,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 128 states and 180 transitions. [2023-11-19 03:45:44,180 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 180 transitions. [2023-11-19 03:45:44,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:45:44,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:44,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:44,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:45:44,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:44,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.