./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/aim-200-1-6-sat-3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/aim-200-1-6-sat-3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --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 8255c5aea58330e75209ab4ae1d12d1c7530dde28f70a9e3656152d86b1e7db7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:34,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:34,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:34,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:34,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:34,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:34,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:34,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:34,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:34,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:34,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:34,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:34,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:34,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:34,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:34,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:34,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:34,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:34,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:34,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:34,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:34,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:34,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:34,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:34,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:34,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:34,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:34,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:34,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:34,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:34,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:34,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:34,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:34,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:34,420 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:34,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:34,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:34,421 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:34,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:34,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:34,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:34,425 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:49:34,454 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:34,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:34,456 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:34,456 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:34,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:34,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:34,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:34,458 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:34,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:49:34,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:34,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:34,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:34,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:34,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:34,459 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:34,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:34,460 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:34,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:34,460 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:34,461 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:34,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:34,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:34,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:34,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:34,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:34,462 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:49:34,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:49:34,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:34,463 INFO L138 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_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8255c5aea58330e75209ab4ae1d12d1c7530dde28f70a9e3656152d86b1e7db7 [2021-11-23 15:49:34,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:34,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:34,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:34,853 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:34,854 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:34,855 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/xcsp/aim-200-1-6-sat-3.c [2021-11-23 15:49:34,943 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/data/37bcbcb5d/366d637a9c48456b9213eca0ca0effe6/FLAG8755af9d1 [2021-11-23 15:49:35,616 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:35,617 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/sv-benchmarks/c/xcsp/aim-200-1-6-sat-3.c [2021-11-23 15:49:35,642 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/data/37bcbcb5d/366d637a9c48456b9213eca0ca0effe6/FLAG8755af9d1 [2021-11-23 15:49:35,803 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/data/37bcbcb5d/366d637a9c48456b9213eca0ca0effe6 [2021-11-23 15:49:35,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:35,810 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:35,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:35,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:35,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:35,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:35" (1/1) ... [2021-11-23 15:49:35,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf3404e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:35, skipping insertion in model container [2021-11-23 15:49:35,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:35" (1/1) ... [2021-11-23 15:49:35,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:35,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:36,504 WARN L230 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_0223561e-8056-4478-afd7-ce7f5e77e45b/sv-benchmarks/c/xcsp/aim-200-1-6-sat-3.c[38158,38171] [2021-11-23 15:49:36,520 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:36,529 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:36,664 WARN L230 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_0223561e-8056-4478-afd7-ce7f5e77e45b/sv-benchmarks/c/xcsp/aim-200-1-6-sat-3.c[38158,38171] [2021-11-23 15:49:36,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:36,688 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:36,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:36 WrapperNode [2021-11-23 15:49:36,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:36,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:36,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:36,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:36,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:36" (1/1) ... [2021-11-23 15:49:36,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:36" (1/1) ... [2021-11-23 15:49:36,842 INFO L137 Inliner]: procedures = 13, calls = 718, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1528 [2021-11-23 15:49:36,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:36,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:36,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:36,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:36,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:36" (1/1) ... [2021-11-23 15:49:36,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:36" (1/1) ... [2021-11-23 15:49:36,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:36" (1/1) ... [2021-11-23 15:49:36,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:36" (1/1) ... [2021-11-23 15:49:36,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:36" (1/1) ... [2021-11-23 15:49:36,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:36" (1/1) ... [2021-11-23 15:49:36,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:36" (1/1) ... [2021-11-23 15:49:36,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:36,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:36,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:36,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:36,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:36" (1/1) ... [2021-11-23 15:49:36,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:36,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:37,005 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:37,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:37,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:49:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2021-11-23 15:49:37,052 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2021-11-23 15:49:37,266 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:37,268 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:38,416 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:38,459 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2021-11-23 15:49:38,470 INFO L158 Benchmark]: Toolchain (without parser) took 2657.57ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 54.2MB in the beginning and 43.0MB in the end (delta: 11.2MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2021-11-23 15:49:38,471 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 90.2MB. Free memory was 61.6MB in the beginning and 61.6MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:38,473 INFO L158 Benchmark]: CACSL2BoogieTranslator took 874.40ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 54.1MB in the beginning and 46.4MB in the end (delta: 7.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:49:38,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 153.06ms. Allocated memory is still 111.1MB. Free memory was 46.4MB in the beginning and 76.1MB in the end (delta: -29.7MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2021-11-23 15:49:38,475 INFO L158 Benchmark]: Boogie Preprocessor took 124.91ms. Allocated memory is still 111.1MB. Free memory was 76.1MB in the beginning and 69.1MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:38,476 INFO L158 Benchmark]: RCFGBuilder took 1497.29ms. Allocated memory is still 111.1MB. Free memory was 69.1MB in the beginning and 43.0MB in the end (delta: 26.1MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:38,485 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 90.2MB. Free memory was 61.6MB in the beginning and 61.6MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 874.40ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 54.1MB in the beginning and 46.4MB in the end (delta: 7.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 153.06ms. Allocated memory is still 111.1MB. Free memory was 46.4MB in the beginning and 76.1MB in the end (delta: -29.7MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.91ms. Allocated memory is still 111.1MB. Free memory was 76.1MB in the beginning and 69.1MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1497.29ms. Allocated memory is still 111.1MB. Free memory was 69.1MB in the beginning and 43.0MB in the end (delta: 26.1MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:49:38,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/aim-200-1-6-sat-3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --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 8255c5aea58330e75209ab4ae1d12d1c7530dde28f70a9e3656152d86b1e7db7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:41,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:41,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:41,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:41,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:41,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:41,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:41,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:41,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:41,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:41,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:41,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:41,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:41,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:41,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:41,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:41,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:41,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:41,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:41,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:41,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:41,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:41,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:41,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:41,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:41,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:41,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:41,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:41,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:41,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:41,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:41,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:41,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:41,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:41,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:41,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:41,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:41,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:41,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:41,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:41,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:41,412 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:49:41,458 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:41,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:41,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:41,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:41,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:41,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:41,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:41,462 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:41,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:41,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:41,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:41,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:41,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:41,464 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:49:41,465 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:49:41,465 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:49:41,465 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:41,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:41,465 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:41,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:41,466 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:41,466 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:41,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:41,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:41,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:41,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:41,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:41,467 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:49:41,467 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:49:41,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:41,468 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:49:41,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:49:41,468 INFO L138 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_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8255c5aea58330e75209ab4ae1d12d1c7530dde28f70a9e3656152d86b1e7db7 [2021-11-23 15:49:41,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:41,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:41,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:41,928 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:41,929 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:41,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/xcsp/aim-200-1-6-sat-3.c [2021-11-23 15:49:42,013 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/data/13eb33fed/a9beb89e675b4023b1ea2e7abc213cda/FLAG0005043a0 [2021-11-23 15:49:42,645 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:42,646 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/sv-benchmarks/c/xcsp/aim-200-1-6-sat-3.c [2021-11-23 15:49:42,681 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/data/13eb33fed/a9beb89e675b4023b1ea2e7abc213cda/FLAG0005043a0 [2021-11-23 15:49:42,888 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/data/13eb33fed/a9beb89e675b4023b1ea2e7abc213cda [2021-11-23 15:49:42,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:42,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:42,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:42,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:42,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:42,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:42" (1/1) ... [2021-11-23 15:49:42,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e398cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42, skipping insertion in model container [2021-11-23 15:49:42,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:42" (1/1) ... [2021-11-23 15:49:42,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:42,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:43,538 WARN L230 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_0223561e-8056-4478-afd7-ce7f5e77e45b/sv-benchmarks/c/xcsp/aim-200-1-6-sat-3.c[38158,38171] [2021-11-23 15:49:43,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:43,588 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:43,733 WARN L230 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_0223561e-8056-4478-afd7-ce7f5e77e45b/sv-benchmarks/c/xcsp/aim-200-1-6-sat-3.c[38158,38171] [2021-11-23 15:49:43,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:43,760 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:43,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:43 WrapperNode [2021-11-23 15:49:43,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:43,763 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:43,763 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:43,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:43,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:43" (1/1) ... [2021-11-23 15:49:43,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:43" (1/1) ... [2021-11-23 15:49:43,956 INFO L137 Inliner]: procedures = 13, calls = 718, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1328 [2021-11-23 15:49:43,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:43,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:43,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:43,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:43,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:43" (1/1) ... [2021-11-23 15:49:43,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:43" (1/1) ... [2021-11-23 15:49:43,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:43" (1/1) ... [2021-11-23 15:49:43,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:43" (1/1) ... [2021-11-23 15:49:44,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:43" (1/1) ... [2021-11-23 15:49:44,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:43" (1/1) ... [2021-11-23 15:49:44,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:43" (1/1) ... [2021-11-23 15:49:44,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:44,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:44,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:44,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:44,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:43" (1/1) ... [2021-11-23 15:49:44,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:44,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:44,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:44,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:44,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:44,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:44,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:44,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:49:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2021-11-23 15:49:44,191 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2021-11-23 15:49:44,512 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:44,514 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:45,573 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:45,600 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2021-11-23 15:49:45,605 INFO L158 Benchmark]: Toolchain (without parser) took 2711.45ms. Allocated memory was 56.6MB in the beginning and 113.2MB in the end (delta: 56.6MB). Free memory was 31.8MB in the beginning and 51.9MB in the end (delta: -20.1MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:45,606 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 56.6MB. Free memory was 37.2MB in the beginning and 37.2MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:45,606 INFO L158 Benchmark]: CACSL2BoogieTranslator took 867.91ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 31.6MB in the beginning and 37.7MB in the end (delta: -6.1MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:45,607 INFO L158 Benchmark]: Boogie Procedure Inliner took 193.98ms. Allocated memory is still 75.5MB. Free memory was 37.7MB in the beginning and 43.5MB in the end (delta: -5.7MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2021-11-23 15:49:45,608 INFO L158 Benchmark]: Boogie Preprocessor took 120.70ms. Allocated memory is still 75.5MB. Free memory was 43.5MB in the beginning and 36.3MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:49:45,609 INFO L158 Benchmark]: RCFGBuilder took 1523.56ms. Allocated memory was 75.5MB in the beginning and 113.2MB in the end (delta: 37.7MB). Free memory was 36.3MB in the beginning and 51.9MB in the end (delta: -15.5MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2021-11-23 15:49:45,612 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 56.6MB. Free memory was 37.2MB in the beginning and 37.2MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 867.91ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 31.6MB in the beginning and 37.7MB in the end (delta: -6.1MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 193.98ms. Allocated memory is still 75.5MB. Free memory was 37.7MB in the beginning and 43.5MB in the end (delta: -5.7MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.70ms. Allocated memory is still 75.5MB. Free memory was 43.5MB in the beginning and 36.3MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1523.56ms. Allocated memory was 75.5MB in the beginning and 113.2MB in the end (delta: 37.7MB). Free memory was 36.3MB in the beginning and 51.9MB in the end (delta: -15.5MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:49:45,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0223561e-8056-4478-afd7-ce7f5e77e45b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable