./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.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_e69c7df2-05ab-4656-ac9a-756a4b575728/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c7df2-05ab-4656-ac9a-756a4b575728/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_e69c7df2-05ab-4656-ac9a-756a4b575728/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c7df2-05ab-4656-ac9a-756a4b575728/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c7df2-05ab-4656-ac9a-756a4b575728/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_e69c7df2-05ab-4656-ac9a-756a4b575728/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 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:49:17,181 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:49:17,287 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c7df2-05ab-4656-ac9a-756a4b575728/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:49:17,293 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:49:17,293 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:49:17,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:49:17,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:49:17,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:49:17,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:49:17,328 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:49:17,329 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:49:17,330 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:49:17,330 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:49:17,334 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:49:17,335 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:49:17,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:49:17,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:49:17,343 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:49:17,343 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:49:17,344 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:49:17,344 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:49:17,345 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:49:17,345 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:49:17,346 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:49:17,347 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:49:17,347 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:49:17,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:17,349 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:49:17,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:49:17,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:49:17,353 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:49:17,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:49:17,354 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:49:17,354 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_e69c7df2-05ab-4656-ac9a-756a4b575728/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c7df2-05ab-4656-ac9a-756a4b575728/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 [2023-11-19 02:49:17,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:49:17,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:49:17,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:49:17,721 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:49:17,721 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:49:17,723 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c7df2-05ab-4656-ac9a-756a4b575728/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2023-11-19 02:49:21,176 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:49:21,569 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:49:21,570 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c7df2-05ab-4656-ac9a-756a4b575728/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2023-11-19 02:49:21,592 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c7df2-05ab-4656-ac9a-756a4b575728/bin/ukojak-verify-G8NBE6pJGL/data/ee5cbd37e/52e24ea3570e4e9f885178fa77063cdd/FLAG877a862ca [2023-11-19 02:49:21,607 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c7df2-05ab-4656-ac9a-756a4b575728/bin/ukojak-verify-G8NBE6pJGL/data/ee5cbd37e/52e24ea3570e4e9f885178fa77063cdd [2023-11-19 02:49:21,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:49:21,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:49:21,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:21,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:49:21,620 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:49:21,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:21" (1/1) ... [2023-11-19 02:49:21,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c9d4981 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:21, skipping insertion in model container [2023-11-19 02:49:21,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:21" (1/1) ... [2023-11-19 02:49:21,718 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:49:22,240 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_e69c7df2-05ab-4656-ac9a-756a4b575728/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[33021,33034] [2023-11-19 02:49:22,531 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_e69c7df2-05ab-4656-ac9a-756a4b575728/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[49681,49694] [2023-11-19 02:49:22,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:22,576 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:49:22,614 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_e69c7df2-05ab-4656-ac9a-756a4b575728/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[33021,33034] [2023-11-19 02:49:22,697 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_e69c7df2-05ab-4656-ac9a-756a4b575728/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[49681,49694] [2023-11-19 02:49:22,710 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:22,754 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:49:22,763 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:49:22,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:22 WrapperNode [2023-11-19 02:49:22,764 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:22,766 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:22,766 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:49:22,766 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:49:22,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:22" (1/1) ... [2023-11-19 02:49:22,847 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:22" (1/1) ... [2023-11-19 02:49:22,941 INFO L138 Inliner]: procedures = 177, calls = 439, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2060 [2023-11-19 02:49:22,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:22,942 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:49:22,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:49:22,942 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:49:22,952 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:22" (1/1) ... [2023-11-19 02:49:22,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:22" (1/1) ... [2023-11-19 02:49:22,965 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:22" (1/1) ... [2023-11-19 02:49:22,966 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:22" (1/1) ... [2023-11-19 02:49:23,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:22" (1/1) ... [2023-11-19 02:49:23,152 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:22" (1/1) ... [2023-11-19 02:49:23,164 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:22" (1/1) ... [2023-11-19 02:49:23,182 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:22" (1/1) ... [2023-11-19 02:49:23,195 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:49:23,196 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:49:23,196 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:49:23,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:49:23,197 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:22" (1/1) ... [2023-11-19 02:49:23,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:23,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c7df2-05ab-4656-ac9a-756a4b575728/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:49:23,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c7df2-05ab-4656-ac9a-756a4b575728/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:49:23,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c7df2-05ab-4656-ac9a-756a4b575728/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:49:23,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:49:23,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:49:23,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:49:23,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:49:23,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 02:49:23,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 02:49:23,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:49:23,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:49:23,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:49:23,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:49:23,279 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:49:23,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:49:23,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:49:23,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:49:23,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:49:23,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:49:23,579 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:49:23,582 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:49:26,371 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:49:29,145 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:49:29,145 INFO L302 CfgBuilder]: Removed 92 assume(true) statements. [2023-11-19 02:49:29,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:29 BoogieIcfgContainer [2023-11-19 02:49:29,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:49:29,163 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:49:29,163 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:49:29,180 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:49:29,181 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:29" (1/1) ... [2023-11-19 02:49:29,195 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:49:29,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:29,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 177 states and 304 transitions. [2023-11-19 02:49:29,298 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 304 transitions. [2023-11-19 02:49:29,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:49:29,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:29,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:29,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:29,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:49:29,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:29,641 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 02:49:29,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:29,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 177 states and 301 transitions. [2023-11-19 02:49:29,697 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 301 transitions. [2023-11-19 02:49:29,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:49:29,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:29,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:29,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:49:29,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:29,844 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 02:49:29,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:29,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 177 states and 297 transitions. [2023-11-19 02:49:29,861 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 297 transitions. [2023-11-19 02:49:29,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:49:29,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:29,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:30,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:30,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:49:30,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:30,056 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 02:49:30,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:30,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 177 states and 295 transitions. [2023-11-19 02:49:30,063 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 295 transitions. [2023-11-19 02:49:30,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:49:30,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:30,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:30,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:49:30,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:30,216 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 02:49:40,246 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 02:49:40,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 293 transitions. [2023-11-19 02:49:40,258 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 293 transitions. [2023-11-19 02:49:40,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:49:40,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:40,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:40,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:49:40,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:40,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:40,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:40,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 178 states and 295 transitions. [2023-11-19 02:49:40,444 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 295 transitions. [2023-11-19 02:49:40,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:49:40,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:40,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:40,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:40,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:49:40,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:40,602 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 02:49:40,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:40,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 178 states and 291 transitions. [2023-11-19 02:49:40,611 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 291 transitions. [2023-11-19 02:49:40,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:49:40,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:40,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:40,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:49:40,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:40,772 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 02:49:40,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:40,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 178 states and 283 transitions. [2023-11-19 02:49:40,782 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 283 transitions. [2023-11-19 02:49:40,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:49:40,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:40,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:40,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:49:40,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:41,007 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 02:49:41,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:41,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 178 states and 271 transitions. [2023-11-19 02:49:41,016 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 271 transitions. [2023-11-19 02:49:41,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:49:41,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:41,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:41,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:41,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:49:41,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:41,470 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 02:49:51,489 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 02:49:58,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.83s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:49:58,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:58,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 178 states and 259 transitions. [2023-11-19 02:49:58,437 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 259 transitions. [2023-11-19 02:49:58,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:49:58,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:58,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:58,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:58,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:49:58,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:59,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:09,105 WARN L539 Checker$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 02:50:19,111 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 []