./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/aim-200-6-0-sat-2.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_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/aim-200-6-0-sat-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9 --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 07072f6c039f01df0780d1e01e6983ba9011795d45b53eea4a2f112c9ea07ccd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:16:41,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:16:41,901 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:16:41,906 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:16:41,906 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:16:41,929 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:16:41,929 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:16:41,930 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:16:41,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:16:41,931 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:16:41,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:16:41,932 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:16:41,933 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:16:41,933 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:16:41,934 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:16:41,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:16:41,935 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:16:41,935 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:16:41,936 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:16:41,936 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:16:41,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:16:41,938 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:16:41,939 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:16:41,939 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:16:41,939 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:16:41,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:16:41,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:16:41,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:16:41,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:16:41,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:16:41,941 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:16:41,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:16:41,942 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:16:41,942 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_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07072f6c039f01df0780d1e01e6983ba9011795d45b53eea4a2f112c9ea07ccd [2023-12-02 23:16:42,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:16:42,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:16:42,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:16:42,184 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:16:42,185 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:16:42,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/xcsp/aim-200-6-0-sat-2.c [2023-12-02 23:16:44,967 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:16:45,265 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:16:45,266 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/sv-benchmarks/c/xcsp/aim-200-6-0-sat-2.c [2023-12-02 23:16:45,283 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/data/ab260e4e5/34a9657447e64ee18a613e2e0bc097fe/FLAGe5997426f [2023-12-02 23:16:45,295 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/data/ab260e4e5/34a9657447e64ee18a613e2e0bc097fe [2023-12-02 23:16:45,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:16:45,299 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:16:45,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:16:45,300 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:16:45,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:16:45,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:16:45" (1/1) ... [2023-12-02 23:16:45,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c429061 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:45, skipping insertion in model container [2023-12-02 23:16:45,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:16:45" (1/1) ... [2023-12-02 23:16:45,396 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:16:45,906 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_2b0f92ec-973f-42ac-9ce8-4e1acf543907/sv-benchmarks/c/xcsp/aim-200-6-0-sat-2.c[88788,88801] [2023-12-02 23:16:45,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:16:45,947 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:16:46,145 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_2b0f92ec-973f-42ac-9ce8-4e1acf543907/sv-benchmarks/c/xcsp/aim-200-6-0-sat-2.c[88788,88801] [2023-12-02 23:16:46,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:16:46,249 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:16:46,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:46 WrapperNode [2023-12-02 23:16:46,250 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:16:46,251 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:16:46,251 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:16:46,251 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:16:46,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:46" (1/1) ... [2023-12-02 23:16:46,363 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:46" (1/1) ... [2023-12-02 23:16:47,434 INFO L138 Inliner]: procedures = 13, calls = 1576, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 26495 [2023-12-02 23:16:47,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:16:47,435 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:16:47,435 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:16:47,435 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:16:47,442 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:46" (1/1) ... [2023-12-02 23:16:47,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:46" (1/1) ... [2023-12-02 23:16:47,562 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:46" (1/1) ... [2023-12-02 23:16:47,562 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:46" (1/1) ... [2023-12-02 23:16:48,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:46" (1/1) ... [2023-12-02 23:16:48,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:46" (1/1) ... [2023-12-02 23:16:48,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:46" (1/1) ... [2023-12-02 23:16:48,446 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:46" (1/1) ... [2023-12-02 23:16:48,653 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:16:48,655 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:16:48,659 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:16:48,660 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:16:48,661 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:46" (1/1) ... [2023-12-02 23:16:48,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:16:48,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:16:48,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:16:48,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:16:48,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:16:48,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:16:48,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:16:48,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:16:48,725 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-12-02 23:16:48,726 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-12-02 23:16:49,260 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:16:49,263 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:17:00,698 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:17:38,217 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:17:38,217 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 23:17:38,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:17:38 BoogieIcfgContainer [2023-12-02 23:17:38,220 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:17:38,221 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:17:38,222 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:17:38,231 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:17:38,232 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:17:38" (1/1) ... [2023-12-02 23:17:38,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:17:38,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:38,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4511 states to 2944 states and 4511 transitions. [2023-12-02 23:17:38,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 4511 transitions. [2023-12-02 23:17:38,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6079 [2023-12-02 23:17:38,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:38,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:24:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:24:11,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:28:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:29:14,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 23:29:14,908 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 23:29:14,911 INFO L158 Benchmark]: Toolchain (without parser) took 749611.28ms. Allocated memory was 176.2MB in the beginning and 5.7GB in the end (delta: 5.6GB). Free memory was 123.8MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. [2023-12-02 23:29:14,911 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:29:14,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 949.94ms. Allocated memory was 176.2MB in the beginning and 237.0MB in the end (delta: 60.8MB). Free memory was 123.3MB in the beginning and 141.0MB in the end (delta: -17.7MB). Peak memory consumption was 116.7MB. Max. memory is 16.1GB. [2023-12-02 23:29:14,913 INFO L158 Benchmark]: Boogie Procedure Inliner took 1183.38ms. Allocated memory was 237.0MB in the beginning and 446.7MB in the end (delta: 209.7MB). Free memory was 141.0MB in the beginning and 233.1MB in the end (delta: -92.1MB). Peak memory consumption was 209.7MB. Max. memory is 16.1GB. [2023-12-02 23:29:14,914 INFO L158 Benchmark]: Boogie Preprocessor took 1219.70ms. Allocated memory was 446.7MB in the beginning and 885.0MB in the end (delta: 438.3MB). Free memory was 233.1MB in the beginning and 568.6MB in the end (delta: -335.5MB). Peak memory consumption was 148.9MB. Max. memory is 16.1GB. [2023-12-02 23:29:14,915 INFO L158 Benchmark]: RCFGBuilder took 49565.01ms. Allocated memory was 885.0MB in the beginning and 4.9GB in the end (delta: 4.1GB). Free memory was 568.6MB in the beginning and 4.2GB in the end (delta: -3.6GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. [2023-12-02 23:29:14,915 INFO L158 Benchmark]: CodeCheck took 696688.43ms. Allocated memory was 4.9GB in the beginning and 5.7GB in the end (delta: 784.3MB). Free memory was 4.2GB in the beginning and 2.8GB in the end (delta: 1.4GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2023-12-02 23:29:14,919 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 949.94ms. Allocated memory was 176.2MB in the beginning and 237.0MB in the end (delta: 60.8MB). Free memory was 123.3MB in the beginning and 141.0MB in the end (delta: -17.7MB). Peak memory consumption was 116.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1183.38ms. Allocated memory was 237.0MB in the beginning and 446.7MB in the end (delta: 209.7MB). Free memory was 141.0MB in the beginning and 233.1MB in the end (delta: -92.1MB). Peak memory consumption was 209.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1219.70ms. Allocated memory was 446.7MB in the beginning and 885.0MB in the end (delta: 438.3MB). Free memory was 233.1MB in the beginning and 568.6MB in the end (delta: -335.5MB). Peak memory consumption was 148.9MB. Max. memory is 16.1GB. * RCFGBuilder took 49565.01ms. Allocated memory was 885.0MB in the beginning and 4.9GB in the end (delta: 4.1GB). Free memory was 568.6MB in the beginning and 4.2GB in the end (delta: -3.6GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. * CodeCheck took 696688.43ms. Allocated memory was 4.9GB in the beginning and 5.7GB in the end (delta: 784.3MB). Free memory was 4.2GB in the beginning and 2.8GB in the end (delta: 1.4GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:29:14,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/aim-200-6-0-sat-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9 --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 07072f6c039f01df0780d1e01e6983ba9011795d45b53eea4a2f112c9ea07ccd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:29:17,033 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:29:17,105 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:29:17,132 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:29:17,133 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:29:17,134 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:29:17,134 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:29:17,135 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:29:17,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:29:17,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:29:17,137 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:29:17,137 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:29:17,138 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:29:17,138 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:29:17,139 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:29:17,139 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:29:17,140 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:29:17,140 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:29:17,141 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:29:17,141 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:29:17,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:29:17,142 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:29:17,143 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:29:17,143 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:29:17,144 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:29:17,144 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:29:17,145 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:29:17,145 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:29:17,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:29:17,146 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:29:17,146 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:29:17,147 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:29:17,147 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:29:17,147 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:29:17,147 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:29:17,148 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:29:17,148 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:29:17,148 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07072f6c039f01df0780d1e01e6983ba9011795d45b53eea4a2f112c9ea07ccd [2023-12-02 23:29:17,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:29:17,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:29:17,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:29:17,487 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:29:17,487 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:29:17,489 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/xcsp/aim-200-6-0-sat-2.c [2023-12-02 23:29:20,279 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:29:20,600 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:29:20,600 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/sv-benchmarks/c/xcsp/aim-200-6-0-sat-2.c [2023-12-02 23:29:20,616 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/data/9a43a8d05/5846a40ebafb45cf8dcf0ed207a58cd9/FLAGc818e8ce7 [2023-12-02 23:29:20,628 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/data/9a43a8d05/5846a40ebafb45cf8dcf0ed207a58cd9 [2023-12-02 23:29:20,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:29:20,632 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:29:20,633 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:29:20,633 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:29:20,637 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:29:20,638 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:29:20" (1/1) ... [2023-12-02 23:29:20,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5158b51f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:29:20, skipping insertion in model container [2023-12-02 23:29:20,639 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:29:20" (1/1) ... [2023-12-02 23:29:20,706 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:29:21,196 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_2b0f92ec-973f-42ac-9ce8-4e1acf543907/sv-benchmarks/c/xcsp/aim-200-6-0-sat-2.c[88788,88801] [2023-12-02 23:29:21,213 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:29:21,226 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:29:21,420 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_2b0f92ec-973f-42ac-9ce8-4e1acf543907/sv-benchmarks/c/xcsp/aim-200-6-0-sat-2.c[88788,88801] [2023-12-02 23:29:21,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:29:21,441 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:29:21,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:29:21 WrapperNode [2023-12-02 23:29:21,441 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:29:21,442 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:29:21,442 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:29:21,442 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:29:21,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:29:21" (1/1) ... [2023-12-02 23:29:21,496 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:29:21" (1/1) ... [2023-12-02 23:29:21,634 INFO L138 Inliner]: procedures = 13, calls = 1576, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2385 [2023-12-02 23:29:21,634 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:29:21,635 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:29:21,635 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:29:21,635 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:29:21,642 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:29:21" (1/1) ... [2023-12-02 23:29:21,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:29:21" (1/1) ... [2023-12-02 23:29:21,660 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:29:21" (1/1) ... [2023-12-02 23:29:21,661 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:29:21" (1/1) ... [2023-12-02 23:29:21,760 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:29:21" (1/1) ... [2023-12-02 23:29:21,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:29:21" (1/1) ... [2023-12-02 23:29:21,784 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:29:21" (1/1) ... [2023-12-02 23:29:21,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:29:21" (1/1) ... [2023-12-02 23:29:21,816 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:29:21,817 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:29:21,817 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:29:21,817 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:29:21,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:29:21" (1/1) ... [2023-12-02 23:29:21,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:29:21,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:29:21,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:29:21,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:29:21,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:29:21,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:29:21,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:29:21,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:29:21,890 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-12-02 23:29:21,890 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-12-02 23:29:22,038 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:29:22,040 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:29:23,594 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:29:23,672 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:29:23,673 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 23:29:23,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:29:23 BoogieIcfgContainer [2023-12-02 23:29:23,675 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:29:23,676 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:29:23,676 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:29:23,686 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:29:23,686 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:29:23" (1/1) ... [2023-12-02 23:29:23,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:29:23,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:29:23,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3342 states to 1775 states and 3342 transitions. [2023-12-02 23:29:23,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3342 transitions. [2023-12-02 23:29:24,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4910 [2023-12-02 23:29:24,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:29:24,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:29:24,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:29:24,107 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:29:24,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f92ec-973f-42ac-9ce8-4e1acf543907/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process