./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-45.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05ed469-a417-44b9-93a3-ef3c96d68c02/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05ed469-a417-44b9-93a3-ef3c96d68c02/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_c05ed469-a417-44b9-93a3-ef3c96d68c02/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05ed469-a417-44b9-93a3-ef3c96d68c02/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05ed469-a417-44b9-93a3-ef3c96d68c02/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_c05ed469-a417-44b9-93a3-ef3c96d68c02/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 5326c7e78fc5e18ed4f8f1ba81fdcfea4ce5d46591384cd6b4be08f47f5245c7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:08,490 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:08,622 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05ed469-a417-44b9-93a3-ef3c96d68c02/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:31:08,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:31:08,631 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:31:08,674 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:08,675 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:31:08,676 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:31:08,677 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:08,683 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:08,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:08,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:31:08,685 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:31:08,688 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:31:08,688 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:31:08,689 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:08,689 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:31:08,690 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:08,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:31:08,691 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:31:08,692 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:31:08,692 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:08,693 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:08,694 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:08,694 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:08,695 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:08,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:08,697 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:08,697 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:08,698 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:31:08,699 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:31:08,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:31:08,700 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:31:08,700 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_c05ed469-a417-44b9-93a3-ef3c96d68c02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05ed469-a417-44b9-93a3-ef3c96d68c02/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5326c7e78fc5e18ed4f8f1ba81fdcfea4ce5d46591384cd6b4be08f47f5245c7 [2023-11-19 03:31:09,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:09,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:09,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:09,065 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:09,066 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:09,067 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05ed469-a417-44b9-93a3-ef3c96d68c02/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-45.i [2023-11-19 03:31:12,124 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:12,416 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:12,417 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05ed469-a417-44b9-93a3-ef3c96d68c02/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-45.i [2023-11-19 03:31:12,437 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05ed469-a417-44b9-93a3-ef3c96d68c02/bin/ukojak-verify-G8NBE6pJGL/data/74d536d71/e8149b819e704fa0b029da9434463646/FLAG1d21ed90c [2023-11-19 03:31:12,456 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05ed469-a417-44b9-93a3-ef3c96d68c02/bin/ukojak-verify-G8NBE6pJGL/data/74d536d71/e8149b819e704fa0b029da9434463646 [2023-11-19 03:31:12,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:12,461 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:12,463 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:12,463 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:12,469 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:12,470 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,472 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@101b8ecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12, skipping insertion in model container [2023-11-19 03:31:12,472 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,530 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:12,726 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_c05ed469-a417-44b9-93a3-ef3c96d68c02/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-45.i[919,932] [2023-11-19 03:31:12,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:12,838 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:31:12,854 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_c05ed469-a417-44b9-93a3-ef3c96d68c02/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-45.i[919,932] [2023-11-19 03:31:12,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:12,984 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:31:12,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12 WrapperNode [2023-11-19 03:31:12,985 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:12,986 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:12,986 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:31:12,987 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:31:12,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:13,009 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:13,063 INFO L138 Inliner]: procedures = 26, calls = 54, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 239 [2023-11-19 03:31:13,064 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:13,064 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:31:13,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:31:13,065 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:31:13,075 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:13,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:13,079 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:13,080 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:13,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:13,097 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:13,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:13,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:13,109 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:31:13,110 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:31:13,110 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:31:13,110 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:31:13,111 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:13,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:13,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05ed469-a417-44b9-93a3-ef3c96d68c02/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:31:13,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05ed469-a417-44b9-93a3-ef3c96d68c02/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:31:13,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05ed469-a417-44b9-93a3-ef3c96d68c02/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:31:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:31:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:31:13,213 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:31:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:31:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:31:13,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:31:13,355 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:31:13,358 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:13,859 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:14,308 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:14,308 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:31:14,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:14 BoogieIcfgContainer [2023-11-19 03:31:14,314 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:31:14,316 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:31:14,316 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:31:14,326 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:31:14,326 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:14" (1/1) ... [2023-11-19 03:31:14,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:31:14,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:14,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 73 states and 114 transitions. [2023-11-19 03:31:14,410 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 114 transitions. [2023-11-19 03:31:14,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-19 03:31:14,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:14,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:31:15,058 INFO L285 TraceCheckSpWp]: Computing forward predicates...