./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/aim-100-6-0-sat-3.c --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_4880db41-776f-4f5f-a5c3-cfd6f203d740/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880db41-776f-4f5f-a5c3-cfd6f203d740/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_4880db41-776f-4f5f-a5c3-cfd6f203d740/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880db41-776f-4f5f-a5c3-cfd6f203d740/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/aim-100-6-0-sat-3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880db41-776f-4f5f-a5c3-cfd6f203d740/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_4880db41-776f-4f5f-a5c3-cfd6f203d740/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 420a35b824344c03055704de42fe30d8dfe799a0cce194134099fa9f94681924 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:14,035 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:14,194 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880db41-776f-4f5f-a5c3-cfd6f203d740/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:10:14,201 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:14,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:14,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:14,264 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:14,265 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:14,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:14,267 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:14,268 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:14,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:14,269 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:14,269 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:14,270 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:14,271 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:14,271 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:14,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:14,272 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:14,273 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:14,273 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:14,274 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:14,275 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:14,275 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:14,275 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:14,276 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:14,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:14,277 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:14,277 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:14,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:14,278 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:14,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:14,279 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:14,279 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_4880db41-776f-4f5f-a5c3-cfd6f203d740/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880db41-776f-4f5f-a5c3-cfd6f203d740/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 420a35b824344c03055704de42fe30d8dfe799a0cce194134099fa9f94681924 [2023-11-24 23:10:14,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:14,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:14,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:14,714 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:14,715 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:14,717 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880db41-776f-4f5f-a5c3-cfd6f203d740/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/xcsp/aim-100-6-0-sat-3.c [2023-11-24 23:10:17,979 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:18,439 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:18,444 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880db41-776f-4f5f-a5c3-cfd6f203d740/sv-benchmarks/c/xcsp/aim-100-6-0-sat-3.c [2023-11-24 23:10:18,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880db41-776f-4f5f-a5c3-cfd6f203d740/bin/ukojak-verify-afCqCEvfdi/data/97857e630/66b968f7f0c44398b69789e85d2725a8/FLAG39304328f [2023-11-24 23:10:18,487 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880db41-776f-4f5f-a5c3-cfd6f203d740/bin/ukojak-verify-afCqCEvfdi/data/97857e630/66b968f7f0c44398b69789e85d2725a8 [2023-11-24 23:10:18,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:18,501 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:18,503 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:18,503 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:18,510 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:18,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:18" (1/1) ... [2023-11-24 23:10:18,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bc9e1b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:18, skipping insertion in model container [2023-11-24 23:10:18,513 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:18" (1/1) ... [2023-11-24 23:10:18,590 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:19,231 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_4880db41-776f-4f5f-a5c3-cfd6f203d740/sv-benchmarks/c/xcsp/aim-100-6-0-sat-3.c[43808,43821] [2023-11-24 23:10:19,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:19,299 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:19,608 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_4880db41-776f-4f5f-a5c3-cfd6f203d740/sv-benchmarks/c/xcsp/aim-100-6-0-sat-3.c[43808,43821] [2023-11-24 23:10:19,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:19,637 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:19,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:19 WrapperNode [2023-11-24 23:10:19,637 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:19,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:19,639 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:19,639 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:19,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:19" (1/1) ... [2023-11-24 23:10:19,743 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:19" (1/1) ... [2023-11-24 23:10:20,657 INFO L138 Inliner]: procedures = 13, calls = 768, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13647 [2023-11-24 23:10:20,658 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:20,658 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:20,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:20,659 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:20,683 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:19" (1/1) ... [2023-11-24 23:10:20,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:19" (1/1) ... [2023-11-24 23:10:20,908 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:19" (1/1) ... [2023-11-24 23:10:20,923 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:19" (1/1) ... [2023-11-24 23:10:21,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:19" (1/1) ... [2023-11-24 23:10:21,462 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:19" (1/1) ... [2023-11-24 23:10:21,573 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:19" (1/1) ... [2023-11-24 23:10:21,705 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:19" (1/1) ... [2023-11-24 23:10:21,895 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:21,897 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:21,897 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:21,897 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:21,898 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:19" (1/1) ... [2023-11-24 23:10:21,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:21,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880db41-776f-4f5f-a5c3-cfd6f203d740/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:21,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880db41-776f-4f5f-a5c3-cfd6f203d740/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:21,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880db41-776f-4f5f-a5c3-cfd6f203d740/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:21,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:21,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:10:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-11-24 23:10:21,992 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-11-24 23:10:22,397 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:22,399 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:31,181 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:47,786 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:47,786 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:10:47,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:47 BoogieIcfgContainer [2023-11-24 23:10:47,789 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:47,791 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:47,791 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:47,802 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:47,803 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:47" (1/1) ... [2023-11-24 23:10:47,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:10:47,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:47,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1428 states and 2187 transitions. [2023-11-24 23:10:47,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2187 transitions. [2023-11-24 23:10:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2947 [2023-11-24 23:10:48,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:48,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms