./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-33.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-33.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi --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 f2b4a06eafce2211209c241f80b4923a38678cc2a6ff4b8235036176d9e38b73 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:33,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:34,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:00:34,091 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:00:34,092 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:00:34,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:34,117 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:34,118 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:34,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:34,120 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:34,120 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:34,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:34,121 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:00:34,122 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:00:34,122 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:00:34,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:34,123 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:34,124 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:34,124 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:34,125 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:00:34,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:34,126 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:34,127 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:34,127 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:34,127 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:34,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:34,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:34,129 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:34,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:34,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:34,130 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:00:34,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:00:34,131 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:34,131 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_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2b4a06eafce2211209c241f80b4923a38678cc2a6ff4b8235036176d9e38b73 [2023-11-24 23:00:34,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:34,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:34,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:34,401 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:34,402 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:34,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-33.i [2023-11-24 23:00:37,669 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:37,982 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:37,983 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-33.i [2023-11-24 23:00:37,993 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi/data/02c2c3c2a/999c6894b8e34bf8807e3f5624ee56d5/FLAGdc64ecc42 [2023-11-24 23:00:38,008 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi/data/02c2c3c2a/999c6894b8e34bf8807e3f5624ee56d5 [2023-11-24 23:00:38,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:38,012 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:38,013 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:38,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:38,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:38,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:38" (1/1) ... [2023-11-24 23:00:38,020 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bf88ec4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:38, skipping insertion in model container [2023-11-24 23:00:38,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:38" (1/1) ... [2023-11-24 23:00:38,067 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:38,249 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_e5d8fe21-be88-411f-825c-ab3a0ce455ca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-33.i[916,929] [2023-11-24 23:00:38,384 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:38,399 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:38,411 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_e5d8fe21-be88-411f-825c-ab3a0ce455ca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-33.i[916,929] [2023-11-24 23:00:38,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:38,480 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:38,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:38 WrapperNode [2023-11-24 23:00:38,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:38,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:38,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:38,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:38,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:38" (1/1) ... [2023-11-24 23:00:38,507 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:38" (1/1) ... [2023-11-24 23:00:38,580 INFO L138 Inliner]: procedures = 26, calls = 69, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 339 [2023-11-24 23:00:38,582 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:38,583 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:38,583 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:38,583 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:38,593 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:38" (1/1) ... [2023-11-24 23:00:38,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:38" (1/1) ... [2023-11-24 23:00:38,599 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:38" (1/1) ... [2023-11-24 23:00:38,600 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:38" (1/1) ... [2023-11-24 23:00:38,624 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:38" (1/1) ... [2023-11-24 23:00:38,629 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:38" (1/1) ... [2023-11-24 23:00:38,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:38" (1/1) ... [2023-11-24 23:00:38,643 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:38" (1/1) ... [2023-11-24 23:00:38,655 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:38,657 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:38,672 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:38,672 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:38,673 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:38" (1/1) ... [2023-11-24 23:00:38,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:38,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:38,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:38,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d8fe21-be88-411f-825c-ab3a0ce455ca/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:00:38,776 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:00:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:00:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:38,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:38,911 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:38,914 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:39,824 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:40,316 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:40,317 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:00:40,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:40 BoogieIcfgContainer [2023-11-24 23:00:40,319 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:40,321 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:40,321 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:40,331 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:40,332 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:40" (1/1) ... [2023-11-24 23:00:40,343 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:40,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:40,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 94 states and 150 transitions. [2023-11-24 23:00:40,403 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 150 transitions. [2023-11-24 23:00:40,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-24 23:00:40,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:40,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:41,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 650 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-24 23:00:41,130 INFO L285 TraceCheckSpWp]: Computing forward predicates...