./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.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_caddad47-b132-4eef-b865-381e864c89e3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caddad47-b132-4eef-b865-381e864c89e3/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_caddad47-b132-4eef-b865-381e864c89e3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caddad47-b132-4eef-b865-381e864c89e3/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caddad47-b132-4eef-b865-381e864c89e3/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_caddad47-b132-4eef-b865-381e864c89e3/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 0dff9798a0295b679f16f480562390718a9087ab219890b5f7fb9fb3739a540b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:26,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:26,877 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caddad47-b132-4eef-b865-381e864c89e3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:47:26,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:26,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:26,932 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:26,933 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:26,934 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:26,935 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:26,942 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:26,943 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:26,944 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:26,944 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:26,946 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:26,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:26,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:26,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:26,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:26,948 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:26,949 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:26,949 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:26,950 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:26,950 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:26,951 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:26,951 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:26,952 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:26,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:26,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:26,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:26,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:26,955 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:26,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:26,956 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:26,956 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_caddad47-b132-4eef-b865-381e864c89e3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caddad47-b132-4eef-b865-381e864c89e3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dff9798a0295b679f16f480562390718a9087ab219890b5f7fb9fb3739a540b [2023-11-19 02:47:27,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:27,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:27,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:27,262 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:27,263 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:27,264 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caddad47-b132-4eef-b865-381e864c89e3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i [2023-11-19 02:47:30,483 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:30,858 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:30,858 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caddad47-b132-4eef-b865-381e864c89e3/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i [2023-11-19 02:47:30,881 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caddad47-b132-4eef-b865-381e864c89e3/bin/ukojak-verify-G8NBE6pJGL/data/1ef0bc075/0adc424dae6d48a7ba25e8718687bef4/FLAG510d6aaee [2023-11-19 02:47:30,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caddad47-b132-4eef-b865-381e864c89e3/bin/ukojak-verify-G8NBE6pJGL/data/1ef0bc075/0adc424dae6d48a7ba25e8718687bef4 [2023-11-19 02:47:30,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:30,904 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:30,906 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:30,906 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:30,912 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:30,912 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,914 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40d7b62c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30, skipping insertion in model container [2023-11-19 02:47:30,914 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,986 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:31,458 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_caddad47-b132-4eef-b865-381e864c89e3/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[33021,33034] [2023-11-19 02:47:31,647 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_caddad47-b132-4eef-b865-381e864c89e3/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[44124,44137] [2023-11-19 02:47:31,648 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_caddad47-b132-4eef-b865-381e864c89e3/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[44245,44258] [2023-11-19 02:47:31,683 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:31,709 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:31,750 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_caddad47-b132-4eef-b865-381e864c89e3/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[33021,33034] [2023-11-19 02:47:31,810 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_caddad47-b132-4eef-b865-381e864c89e3/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[44124,44137] [2023-11-19 02:47:31,811 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_caddad47-b132-4eef-b865-381e864c89e3/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[44245,44258] [2023-11-19 02:47:31,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:31,907 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:47:31,919 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:31,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:31 WrapperNode [2023-11-19 02:47:31,919 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:31,921 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:31,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:31,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:31,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:31" (1/1) ... [2023-11-19 02:47:32,006 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:31" (1/1) ... [2023-11-19 02:47:32,151 INFO L138 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1494 [2023-11-19 02:47:32,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:32,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:32,153 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:32,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:32,164 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:31" (1/1) ... [2023-11-19 02:47:32,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:31" (1/1) ... [2023-11-19 02:47:32,199 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:31" (1/1) ... [2023-11-19 02:47:32,207 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:31" (1/1) ... [2023-11-19 02:47:32,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:31" (1/1) ... [2023-11-19 02:47:32,339 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:31" (1/1) ... [2023-11-19 02:47:32,347 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:31" (1/1) ... [2023-11-19 02:47:32,367 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:31" (1/1) ... [2023-11-19 02:47:32,378 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:32,379 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:32,379 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:32,379 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:32,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:31" (1/1) ... [2023-11-19 02:47:32,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:32,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caddad47-b132-4eef-b865-381e864c89e3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:32,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caddad47-b132-4eef-b865-381e864c89e3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:32,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caddad47-b132-4eef-b865-381e864c89e3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:32,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:47:32,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:47:32,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 02:47:32,481 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 02:47:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:47:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:47:32,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:47:32,482 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:47:32,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:47:32,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:47:32,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:32,802 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:32,805 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:34,601 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:36,406 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:36,406 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 02:47:36,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:36 BoogieIcfgContainer [2023-11-19 02:47:36,413 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:36,414 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:36,414 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:36,424 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:36,425 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:36" (1/1) ... [2023-11-19 02:47:36,434 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:47:36,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:36,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 131 states and 223 transitions. [2023-11-19 02:47:36,507 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 223 transitions. [2023-11-19 02:47:36,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:47:36,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:36,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:36,677 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 02:47:36,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:36,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 131 states and 220 transitions. [2023-11-19 02:47:36,715 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 220 transitions. [2023-11-19 02:47:36,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:47:36,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:36,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:36,997 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 02:47:37,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:37,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 133 states and 223 transitions. [2023-11-19 02:47:37,106 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 223 transitions. [2023-11-19 02:47:37,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:47:37,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:37,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:37,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:47:37,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:37,242 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 02:47:37,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:37,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 133 states and 221 transitions. [2023-11-19 02:47:37,250 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 221 transitions. [2023-11-19 02:47:37,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:47:37,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:37,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:37,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:47:37,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:37,380 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 02:47:37,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:37,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 133 states and 217 transitions. [2023-11-19 02:47:37,402 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 217 transitions. [2023-11-19 02:47:37,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:47:37,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:37,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:37,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:37,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:47:37,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:37,542 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 02:47:37,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:37,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 133 states and 211 transitions. [2023-11-19 02:47:37,556 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 211 transitions. [2023-11-19 02:47:37,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:47:37,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:37,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:37,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:37,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:47:37,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:37,723 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 02:47:47,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:47:47,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:47,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 133 states and 203 transitions. [2023-11-19 02:47:47,791 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 203 transitions. [2023-11-19 02:47:47,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:47:47,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:47,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:48,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:47:48,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:48,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:58,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:48:08,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:48:18,452 WARN L539 Checker$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 02:48:18,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:18,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 131 states and 198 transitions. [2023-11-19 02:48:18,479 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 198 transitions. [2023-11-19 02:48:18,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:48:18,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:18,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:18,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:18,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:18,777 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 02:48:20,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:48:20,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 131 states and 196 transitions. [2023-11-19 02:48:20,247 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 196 transitions. [2023-11-19 02:48:20,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:48:20,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:48:20,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:20,656 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:48:30,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []