./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_73c10ae8-fb40-42db-a356-c263663a4ab0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c10ae8-fb40-42db-a356-c263663a4ab0/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_73c10ae8-fb40-42db-a356-c263663a4ab0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c10ae8-fb40-42db-a356-c263663a4ab0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c10ae8-fb40-42db-a356-c263663a4ab0/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_73c10ae8-fb40-42db-a356-c263663a4ab0/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 dbea62dc4a872959247118f049e63d406eb1e848bb1ed8397f1082fdec77074c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:28:58,774 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:28:58,894 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c10ae8-fb40-42db-a356-c263663a4ab0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:28:58,902 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:28:58,902 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:28:58,941 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:28:58,942 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:28:58,942 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:28:58,943 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:28:58,948 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:28:58,948 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:28:58,949 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:28:58,949 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:28:58,951 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:28:58,951 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:28:58,952 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:28:58,952 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:28:58,953 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:28:58,953 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:28:58,953 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:28:58,954 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:28:58,954 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:28:58,955 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:28:58,955 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:28:58,956 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:28:58,956 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:28:58,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:58,957 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:28:58,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:28:58,958 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:28:58,959 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:28:58,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:28:58,960 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:28:58,960 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_73c10ae8-fb40-42db-a356-c263663a4ab0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c10ae8-fb40-42db-a356-c263663a4ab0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbea62dc4a872959247118f049e63d406eb1e848bb1ed8397f1082fdec77074c [2023-11-19 03:28:59,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:28:59,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:28:59,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:28:59,268 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:28:59,269 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:28:59,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c10ae8-fb40-42db-a356-c263663a4ab0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i [2023-11-19 03:29:02,318 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:29:02,736 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:29:02,737 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c10ae8-fb40-42db-a356-c263663a4ab0/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i [2023-11-19 03:29:02,765 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c10ae8-fb40-42db-a356-c263663a4ab0/bin/ukojak-verify-G8NBE6pJGL/data/e4db060fe/2970d0b85d7e48c1b81942d3fa32395e/FLAG963e294a7 [2023-11-19 03:29:02,784 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c10ae8-fb40-42db-a356-c263663a4ab0/bin/ukojak-verify-G8NBE6pJGL/data/e4db060fe/2970d0b85d7e48c1b81942d3fa32395e [2023-11-19 03:29:02,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:29:02,792 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:29:02,796 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:02,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:29:02,802 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:29:02,802 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:02" (1/1) ... [2023-11-19 03:29:02,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3818f7bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:02, skipping insertion in model container [2023-11-19 03:29:02,805 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:02" (1/1) ... [2023-11-19 03:29:02,894 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:29:03,481 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_73c10ae8-fb40-42db-a356-c263663a4ab0/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i[37019,37032] [2023-11-19 03:29:03,681 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_73c10ae8-fb40-42db-a356-c263663a4ab0/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i[47352,47365] [2023-11-19 03:29:03,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:29:03,709 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:29:03,770 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_73c10ae8-fb40-42db-a356-c263663a4ab0/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i[37019,37032] [2023-11-19 03:29:03,884 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_73c10ae8-fb40-42db-a356-c263663a4ab0/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i[47352,47365] [2023-11-19 03:29:03,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:29:03,946 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:29:03,956 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:29:03,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:03 WrapperNode [2023-11-19 03:29:03,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:03,958 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:29:03,958 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:29:03,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:29:03,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:03" (1/1) ... [2023-11-19 03:29:04,017 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:03" (1/1) ... [2023-11-19 03:29:04,107 INFO L138 Inliner]: procedures = 208, calls = 235, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1207 [2023-11-19 03:29:04,119 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:29:04,121 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:29:04,121 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:29:04,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:29:04,133 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:03" (1/1) ... [2023-11-19 03:29:04,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:03" (1/1) ... [2023-11-19 03:29:04,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:03" (1/1) ... [2023-11-19 03:29:04,148 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:03" (1/1) ... [2023-11-19 03:29:04,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:03" (1/1) ... [2023-11-19 03:29:04,224 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:03" (1/1) ... [2023-11-19 03:29:04,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:03" (1/1) ... [2023-11-19 03:29:04,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:03" (1/1) ... [2023-11-19 03:29:04,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:29:04,304 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:29:04,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:29:04,305 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:29:04,306 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:03" (1/1) ... [2023-11-19 03:29:04,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:29:04,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c10ae8-fb40-42db-a356-c263663a4ab0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:29:04,353 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c10ae8-fb40-42db-a356-c263663a4ab0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:29:04,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c10ae8-fb40-42db-a356-c263663a4ab0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:29:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:29:04,436 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:29:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:29:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:29:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:29:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:29:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:29:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:29:04,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:29:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:29:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:29:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:29:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:29:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:29:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:29:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:29:04,679 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:29:04,682 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:29:06,403 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:29:08,034 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:29:08,034 INFO L302 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-19 03:29:08,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:29:08 BoogieIcfgContainer [2023-11-19 03:29:08,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:29:08,048 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:29:08,048 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:29:08,060 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:29:08,060 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:29:08" (1/1) ... [2023-11-19 03:29:08,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:29:08,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:08,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 116 states and 196 transitions. [2023-11-19 03:29:08,165 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 196 transitions. [2023-11-19 03:29:08,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:29:08,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:08,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:08,418 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 03:29:08,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:08,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 116 states and 191 transitions. [2023-11-19 03:29:08,445 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 191 transitions. [2023-11-19 03:29:08,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:29:08,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:08,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:08,679 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 03:29:08,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:08,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 118 states and 190 transitions. [2023-11-19 03:29:08,754 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 190 transitions. [2023-11-19 03:29:08,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:29:08,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:08,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:08,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:29:08,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:08,896 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 03:29:08,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:08,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 118 states and 186 transitions. [2023-11-19 03:29:08,917 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 186 transitions. [2023-11-19 03:29:08,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:29:08,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:08,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:09,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:29:09,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:09,074 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 03:29:10,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:29:10,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:10,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 118 states and 180 transitions. [2023-11-19 03:29:10,786 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 180 transitions. [2023-11-19 03:29:10,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:29:10,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:10,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:10,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:29:10,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:10,989 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 03:29:10,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:10,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 118 states and 174 transitions. [2023-11-19 03:29:10,997 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 174 transitions. [2023-11-19 03:29:10,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:29:10,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:10,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:11,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:29:11,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:11,197 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 03:29:12,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:29:12,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:12,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 118 states and 166 transitions. [2023-11-19 03:29:12,797 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 166 transitions. [2023-11-19 03:29:12,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:29:12,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:12,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:13,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:29:13,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:13,309 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 03:29:23,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:29:26,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.85s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:29:26,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:26,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 131 states and 181 transitions. [2023-11-19 03:29:26,436 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2023-11-19 03:29:26,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:29:26,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:26,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:26,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:29:26,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:26,757 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 03:29:26,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:26,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 131 states and 179 transitions. [2023-11-19 03:29:26,770 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 179 transitions. [2023-11-19 03:29:26,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:29:26,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:26,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:27,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:29:27,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:27,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:37,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:29:37,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:37,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 129 states and 173 transitions. [2023-11-19 03:29:37,235 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2023-11-19 03:29:37,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:29:37,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:37,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:37,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:37,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:29:37,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:37,790 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:29:39,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:29:44,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:29:44,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:44,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 158 states and 211 transitions. [2023-11-19 03:29:44,646 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 211 transitions. [2023-11-19 03:29:44,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:29:44,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:44,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:45,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:29:45,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:45,039 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:29:54,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.12s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:29:54,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:54,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 158 states and 209 transitions. [2023-11-19 03:29:54,182 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 209 transitions. [2023-11-19 03:29:54,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:29:54,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:54,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:54,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:29:54,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:54,479 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:29:54,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:54,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 158 states and 205 transitions. [2023-11-19 03:29:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 205 transitions. [2023-11-19 03:29:54,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:29:54,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:54,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:54,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:29:54,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:54,964 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.