./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.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_90be8397-bf16-470f-81c5-903a54b3fa10/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90be8397-bf16-470f-81c5-903a54b3fa10/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_90be8397-bf16-470f-81c5-903a54b3fa10/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90be8397-bf16-470f-81c5-903a54b3fa10/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90be8397-bf16-470f-81c5-903a54b3fa10/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_90be8397-bf16-470f-81c5-903a54b3fa10/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 67499ec0709cfdcc368630c5b1d94f26157589b8bf16f22cf5d62554760c6dd7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:08:28,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:08:28,163 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90be8397-bf16-470f-81c5-903a54b3fa10/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:08:28,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:08:28,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:08:28,194 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:08:28,195 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:08:28,196 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:08:28,197 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:08:28,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:08:28,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:08:28,203 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:08:28,204 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:08:28,205 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:08:28,206 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:08:28,206 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:08:28,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:08:28,219 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:08:28,219 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:08:28,220 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:08:28,220 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:08:28,221 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:08:28,221 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:08:28,222 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:08:28,222 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:08:28,223 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:08:28,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:08:28,224 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:08:28,224 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:08:28,224 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:08:28,226 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:08:28,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:08:28,226 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:08:28,226 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_90be8397-bf16-470f-81c5-903a54b3fa10/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90be8397-bf16-470f-81c5-903a54b3fa10/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67499ec0709cfdcc368630c5b1d94f26157589b8bf16f22cf5d62554760c6dd7 [2023-11-19 03:08:28,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:08:28,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:08:28,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:08:28,555 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:08:28,555 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:08:28,557 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90be8397-bf16-470f-81c5-903a54b3fa10/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i [2023-11-19 03:08:31,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:08:31,886 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:08:31,886 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90be8397-bf16-470f-81c5-903a54b3fa10/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i [2023-11-19 03:08:31,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90be8397-bf16-470f-81c5-903a54b3fa10/bin/ukojak-verify-G8NBE6pJGL/data/9ee745bf5/201bcf77263544e4b2a9620c57b99778/FLAG0c2dfd2d7 [2023-11-19 03:08:31,935 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90be8397-bf16-470f-81c5-903a54b3fa10/bin/ukojak-verify-G8NBE6pJGL/data/9ee745bf5/201bcf77263544e4b2a9620c57b99778 [2023-11-19 03:08:31,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:08:31,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:08:31,941 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:08:31,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:08:31,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:08:31,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:08:31" (1/1) ... [2023-11-19 03:08:31,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5116940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:31, skipping insertion in model container [2023-11-19 03:08:31,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:08:31" (1/1) ... [2023-11-19 03:08:32,008 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:08:32,487 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_90be8397-bf16-470f-81c5-903a54b3fa10/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i[33021,33034] [2023-11-19 03:08:32,675 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_90be8397-bf16-470f-81c5-903a54b3fa10/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i[44124,44137] [2023-11-19 03:08:32,679 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_90be8397-bf16-470f-81c5-903a54b3fa10/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i[44245,44258] [2023-11-19 03:08:32,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:08:32,713 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:08:32,757 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_90be8397-bf16-470f-81c5-903a54b3fa10/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i[33021,33034] [2023-11-19 03:08:32,813 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_90be8397-bf16-470f-81c5-903a54b3fa10/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i[44124,44137] [2023-11-19 03:08:32,814 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_90be8397-bf16-470f-81c5-903a54b3fa10/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i[44245,44258] [2023-11-19 03:08:32,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:08:32,884 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:08:32,892 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:08:32,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:32 WrapperNode [2023-11-19 03:08:32,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:08:32,894 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:08:32,894 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:08:32,894 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:08:32,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:32" (1/1) ... [2023-11-19 03:08:32,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:32" (1/1) ... [2023-11-19 03:08:33,066 INFO L138 Inliner]: procedures = 176, calls = 277, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1329 [2023-11-19 03:08:33,067 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:08:33,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:08:33,067 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:08:33,068 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:08:33,078 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:32" (1/1) ... [2023-11-19 03:08:33,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:32" (1/1) ... [2023-11-19 03:08:33,097 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:32" (1/1) ... [2023-11-19 03:08:33,098 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:32" (1/1) ... [2023-11-19 03:08:33,167 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:32" (1/1) ... [2023-11-19 03:08:33,198 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:32" (1/1) ... [2023-11-19 03:08:33,203 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:32" (1/1) ... [2023-11-19 03:08:33,218 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:32" (1/1) ... [2023-11-19 03:08:33,236 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:08:33,237 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:08:33,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:08:33,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:08:33,239 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:32" (1/1) ... [2023-11-19 03:08:33,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:08:33,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90be8397-bf16-470f-81c5-903a54b3fa10/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:08:33,273 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90be8397-bf16-470f-81c5-903a54b3fa10/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:08:33,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90be8397-bf16-470f-81c5-903a54b3fa10/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:08:33,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:08:33,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:08:33,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:08:33,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:08:33,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:08:33,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:08:33,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:08:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:08:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:08:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:08:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:08:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:08:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:08:33,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:08:33,592 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:08:33,594 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:08:35,252 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:08:37,066 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:08:37,066 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 03:08:37,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:08:37 BoogieIcfgContainer [2023-11-19 03:08:37,075 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:08:37,077 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:08:37,077 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:08:37,087 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:08:37,088 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:08:37" (1/1) ... [2023-11-19 03:08:37,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:08:37,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:37,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 116 states and 197 transitions. [2023-11-19 03:08:37,171 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 197 transitions. [2023-11-19 03:08:37,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:08:37,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:37,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:37,391 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 03:08:37,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:37,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 116 states and 194 transitions. [2023-11-19 03:08:37,423 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 194 transitions. [2023-11-19 03:08:37,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:08:37,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:37,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:37,656 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 03:08:37,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:37,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 118 states and 197 transitions. [2023-11-19 03:08:37,720 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 197 transitions. [2023-11-19 03:08:37,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:08:37,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:37,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:37,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:08:37,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:37,850 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 03:08:37,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:37,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 118 states and 195 transitions. [2023-11-19 03:08:37,868 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 195 transitions. [2023-11-19 03:08:37,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:08:37,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:37,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:37,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:37,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:08:38,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:38,005 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 03:08:38,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:38,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 118 states and 191 transitions. [2023-11-19 03:08:38,018 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 191 transitions. [2023-11-19 03:08:38,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:08:38,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:38,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:38,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:38,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:08:38,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:38,233 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 03:08:38,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:38,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 118 states and 185 transitions. [2023-11-19 03:08:38,244 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 185 transitions. [2023-11-19 03:08:38,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:08:38,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:38,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:38,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:38,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:08:38,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:38,386 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 03:08:48,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:08:48,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:48,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 118 states and 177 transitions. [2023-11-19 03:08:48,454 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 177 transitions. [2023-11-19 03:08:48,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:08:48,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:48,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:48,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:08:48,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:48,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:08:50,452 WARN L539 Checker$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 03:08:50,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:50,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 131 states and 192 transitions. [2023-11-19 03:08:50,493 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 192 transitions. [2023-11-19 03:08:50,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:08:50,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:50,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:50,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:08:50,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:50,741 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 03:08:50,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:50,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 131 states and 190 transitions. [2023-11-19 03:08:50,751 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 190 transitions. [2023-11-19 03:08:50,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:08:50,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:50,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:50,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:08:50,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:50,991 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 03:09:01,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:09:01,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:01,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 131 states and 188 transitions. [2023-11-19 03:09:01,050 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 188 transitions. [2023-11-19 03:09:01,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:09:01,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:01,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:01,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:09:01,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:01,501 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 03:09:02,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:02,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 134 states and 190 transitions. [2023-11-19 03:09:02,131 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 190 transitions. [2023-11-19 03:09:02,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:09:02,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:02,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:02,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:09:02,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:02,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-19 03:09:02,512 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 03:09:02,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:02,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 136 states and 194 transitions. [2023-11-19 03:09:02,566 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 194 transitions. [2023-11-19 03:09:02,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:09:02,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:02,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:02,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:09:02,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:02,848 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 03:09:02,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:02,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 136 states and 191 transitions. [2023-11-19 03:09:02,857 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 191 transitions. [2023-11-19 03:09:02,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:09:02,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:02,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:03,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:09:03,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:03,157 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 03:09:03,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:03,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 136 states and 187 transitions. [2023-11-19 03:09:03,166 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 187 transitions. [2023-11-19 03:09:03,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:09:03,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:03,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:03,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:03,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:09:03,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:03,418 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 03:09:03,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:03,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 136 states and 185 transitions. [2023-11-19 03:09:03,427 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 185 transitions. [2023-11-19 03:09:03,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:09:03,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:03,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:03,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:09:03,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:03,748 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 03:09:04,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:04,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 136 states and 183 transitions. [2023-11-19 03:09:04,234 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 183 transitions. [2023-11-19 03:09:04,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:09:04,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:04,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:04,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:09:04,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:04,653 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 03:09:06,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:09:17,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:09:18,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:09:18,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:18,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 176 states and 236 transitions. [2023-11-19 03:09:18,657 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 236 transitions. [2023-11-19 03:09:18,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:09:18,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:18,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:18,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:19,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:09:19,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:19,011 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 03:09:29,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:09:29,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:29,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 176 states and 234 transitions. [2023-11-19 03:09:29,041 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 234 transitions. [2023-11-19 03:09:29,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:09:29,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:29,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:29,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:29,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:09:29,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:29,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:09:33,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.78s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:09:33,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:33,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 159 states and 213 transitions. [2023-11-19 03:09:33,293 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2023-11-19 03:09:33,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:09:33,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:33,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:33,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:09:33,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:33,759 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.