./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.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_612f8072-5e05-4e81-8d36-b86c9672fcb8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612f8072-5e05-4e81-8d36-b86c9672fcb8/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_612f8072-5e05-4e81-8d36-b86c9672fcb8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612f8072-5e05-4e81-8d36-b86c9672fcb8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612f8072-5e05-4e81-8d36-b86c9672fcb8/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_612f8072-5e05-4e81-8d36-b86c9672fcb8/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 85752dfa9e642a242de1661b045d725551498d8fafaaba42a5d915ccb8e5b948 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:41:04,699 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:41:04,827 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612f8072-5e05-4e81-8d36-b86c9672fcb8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:41:04,835 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:41:04,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:41:04,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:41:04,875 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:41:04,876 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:41:04,877 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:41:04,882 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:41:04,883 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:41:04,883 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:41:04,884 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:41:04,885 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:41:04,886 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:41:04,886 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:41:04,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:41:04,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:41:04,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:41:04,888 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:41:04,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:41:04,889 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:41:04,889 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:41:04,891 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:41:04,892 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:41:04,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:41:04,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:04,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:41:04,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:41:04,894 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:41:04,896 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:41:04,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:41:04,896 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:41:04,897 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_612f8072-5e05-4e81-8d36-b86c9672fcb8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612f8072-5e05-4e81-8d36-b86c9672fcb8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85752dfa9e642a242de1661b045d725551498d8fafaaba42a5d915ccb8e5b948 [2023-11-19 03:41:05,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:41:05,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:41:05,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:41:05,218 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:41:05,218 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:41:05,220 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612f8072-5e05-4e81-8d36-b86c9672fcb8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i [2023-11-19 03:41:08,490 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:41:08,978 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:41:08,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612f8072-5e05-4e81-8d36-b86c9672fcb8/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i [2023-11-19 03:41:09,020 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612f8072-5e05-4e81-8d36-b86c9672fcb8/bin/ukojak-verify-G8NBE6pJGL/data/3828d6062/b7967c05c1d841bb96d8f32b4181d93c/FLAGf0dc55248 [2023-11-19 03:41:09,035 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612f8072-5e05-4e81-8d36-b86c9672fcb8/bin/ukojak-verify-G8NBE6pJGL/data/3828d6062/b7967c05c1d841bb96d8f32b4181d93c [2023-11-19 03:41:09,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:41:09,041 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:41:09,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:09,043 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:41:09,049 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:41:09,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:09" (1/1) ... [2023-11-19 03:41:09,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c0ff73c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:09, skipping insertion in model container [2023-11-19 03:41:09,053 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:09" (1/1) ... [2023-11-19 03:41:09,157 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:41:09,677 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_612f8072-5e05-4e81-8d36-b86c9672fcb8/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[33021,33034] [2023-11-19 03:41:09,881 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_612f8072-5e05-4e81-8d36-b86c9672fcb8/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[49681,49694] [2023-11-19 03:41:09,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:09,965 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:41:10,008 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_612f8072-5e05-4e81-8d36-b86c9672fcb8/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[33021,33034] [2023-11-19 03:41:10,154 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_612f8072-5e05-4e81-8d36-b86c9672fcb8/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[49681,49694] [2023-11-19 03:41:10,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:10,255 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:41:10,262 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:41:10,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:10 WrapperNode [2023-11-19 03:41:10,263 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:10,264 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:10,264 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:41:10,265 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:41:10,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:10" (1/1) ... [2023-11-19 03:41:10,346 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:10" (1/1) ... [2023-11-19 03:41:10,501 INFO L138 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2208 [2023-11-19 03:41:10,502 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:10,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:41:10,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:41:10,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:41:10,514 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:10" (1/1) ... [2023-11-19 03:41:10,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:10" (1/1) ... [2023-11-19 03:41:10,538 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:10" (1/1) ... [2023-11-19 03:41:10,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:10" (1/1) ... [2023-11-19 03:41:10,652 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:10" (1/1) ... [2023-11-19 03:41:10,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:10" (1/1) ... [2023-11-19 03:41:10,710 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:10" (1/1) ... [2023-11-19 03:41:10,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:10" (1/1) ... [2023-11-19 03:41:10,758 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:41:10,759 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:41:10,760 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:41:10,760 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:41:10,761 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:10" (1/1) ... [2023-11-19 03:41:10,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:10,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612f8072-5e05-4e81-8d36-b86c9672fcb8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:41:10,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612f8072-5e05-4e81-8d36-b86c9672fcb8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:41:10,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612f8072-5e05-4e81-8d36-b86c9672fcb8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:41:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:41:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:41:10,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:41:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:41:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:41:10,888 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:41:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:41:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:41:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:41:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:41:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:41:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:41:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:41:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:41:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:41:10,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:41:11,236 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:41:11,239 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:41:13,604 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:41:16,289 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:41:16,290 INFO L302 CfgBuilder]: Removed 100 assume(true) statements. [2023-11-19 03:41:16,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:16 BoogieIcfgContainer [2023-11-19 03:41:16,305 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:41:16,307 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:41:16,307 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:41:16,319 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:41:16,320 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:16" (1/1) ... [2023-11-19 03:41:16,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:41:16,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:16,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 190 states and 327 transitions. [2023-11-19 03:41:16,430 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 327 transitions. [2023-11-19 03:41:16,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:41:16,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:16,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:16,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:16,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:16,774 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 03:41:16,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 190 states and 324 transitions. [2023-11-19 03:41:16,805 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 324 transitions. [2023-11-19 03:41:16,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:41:16,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:16,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:16,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:16,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:16,934 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 03:41:16,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:16,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 190 states and 320 transitions. [2023-11-19 03:41:16,945 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 320 transitions. [2023-11-19 03:41:16,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:41:16,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:16,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:17,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:17,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:17,076 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 03:41:17,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:17,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 190 states and 318 transitions. [2023-11-19 03:41:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 318 transitions. [2023-11-19 03:41:17,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:41:17,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:17,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:17,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:17,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:17,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:17,316 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 03:41:27,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:41:27,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:27,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 190 states and 316 transitions. [2023-11-19 03:41:27,376 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 316 transitions. [2023-11-19 03:41:27,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:41:27,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:27,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:27,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:41:27,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:27,612 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 03:41:27,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:27,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 191 states and 318 transitions. [2023-11-19 03:41:27,657 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 318 transitions. [2023-11-19 03:41:27,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:41:27,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:27,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:27,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:27,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:27,864 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 03:41:27,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:27,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 191 states and 314 transitions. [2023-11-19 03:41:27,875 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 314 transitions. [2023-11-19 03:41:27,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:41:27,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:27,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:28,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:28,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:28,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:28,080 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 03:41:28,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:28,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 191 states and 306 transitions. [2023-11-19 03:41:28,090 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 306 transitions. [2023-11-19 03:41:28,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:41:28,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:28,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:28,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:28,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:28,349 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 03:41:28,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:28,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 191 states and 294 transitions. [2023-11-19 03:41:28,361 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 294 transitions. [2023-11-19 03:41:28,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:41:28,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:28,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:28,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:28,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:28,894 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 03:41:39,916 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 03:41:40,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:40,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 191 states and 282 transitions. [2023-11-19 03:41:40,028 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 282 transitions. [2023-11-19 03:41:40,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:41:40,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:40,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:40,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:41:40,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:40,651 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 03:41:50,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:42:00,698 WARN L539 Checker$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 03:42:10,706 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 []