./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 08:01:26,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 08:01:26,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 08:01:26,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 08:01:26,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 08:01:26,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 08:01:26,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 08:01:26,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 08:01:26,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 08:01:26,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 08:01:26,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 08:01:26,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 08:01:26,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 08:01:26,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 08:01:26,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 08:01:26,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 08:01:26,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 08:01:26,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 08:01:26,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 08:01:26,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 08:01:26,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 08:01:26,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 08:01:26,252 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 08:01:26,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 08:01:26,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 08:01:26,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 08:01:26,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 08:01:26,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 08:01:26,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 08:01:26,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 08:01:26,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 08:01:26,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 08:01:26,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 08:01:26,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 08:01:26,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 08:01:26,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 08:01:26,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 08:01:26,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 08:01:26,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 08:01:26,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 08:01:26,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 08:01:26,284 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 08:01:26,325 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 08:01:26,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 08:01:26,327 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 08:01:26,327 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 08:01:26,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 08:01:26,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 08:01:26,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 08:01:26,329 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 08:01:26,329 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 08:01:26,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 08:01:26,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 08:01:26,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 08:01:26,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 08:01:26,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 08:01:26,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 08:01:26,332 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 08:01:26,332 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 08:01:26,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 08:01:26,332 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 08:01:26,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 08:01:26,333 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 08:01:26,333 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 08:01:26,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 08:01:26,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:01:26,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 08:01:26,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 08:01:26,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 08:01:26,335 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 08:01:26,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 08:01:26,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 08:01:26,337 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_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d [2021-11-25 08:01:26,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 08:01:26,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 08:01:26,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 08:01:26,711 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 08:01:26,717 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 08:01:26,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2021-11-25 08:01:26,797 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/data/8b00d70f7/909a9b1fc78f4089a8e55576d337823f/FLAG03bfb33e1 [2021-11-25 08:01:27,518 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 08:01:27,518 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2021-11-25 08:01:27,534 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/data/8b00d70f7/909a9b1fc78f4089a8e55576d337823f/FLAG03bfb33e1 [2021-11-25 08:01:27,696 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/data/8b00d70f7/909a9b1fc78f4089a8e55576d337823f [2021-11-25 08:01:27,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 08:01:27,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 08:01:27,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 08:01:27,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 08:01:27,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 08:01:27,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:01:27" (1/1) ... [2021-11-25 08:01:27,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@277d067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:27, skipping insertion in model container [2021-11-25 08:01:27,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:01:27" (1/1) ... [2021-11-25 08:01:27,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 08:01:27,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 08:01:28,212 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_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[33021,33034] [2021-11-25 08:01:28,338 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_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44124,44137] [2021-11-25 08:01:28,339 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_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44245,44258] [2021-11-25 08:01:28,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:01:28,364 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 08:01:28,395 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_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[33021,33034] [2021-11-25 08:01:28,450 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_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44124,44137] [2021-11-25 08:01:28,451 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_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44245,44258] [2021-11-25 08:01:28,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:01:28,506 INFO L208 MainTranslator]: Completed translation [2021-11-25 08:01:28,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:28 WrapperNode [2021-11-25 08:01:28,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 08:01:28,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 08:01:28,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 08:01:28,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 08:01:28,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:28" (1/1) ... [2021-11-25 08:01:28,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:28" (1/1) ... [2021-11-25 08:01:28,697 INFO L137 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1157 [2021-11-25 08:01:28,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 08:01:28,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 08:01:28,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 08:01:28,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 08:01:28,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:28" (1/1) ... [2021-11-25 08:01:28,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:28" (1/1) ... [2021-11-25 08:01:28,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:28" (1/1) ... [2021-11-25 08:01:28,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:28" (1/1) ... [2021-11-25 08:01:28,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:28" (1/1) ... [2021-11-25 08:01:28,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:28" (1/1) ... [2021-11-25 08:01:28,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:28" (1/1) ... [2021-11-25 08:01:28,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 08:01:28,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 08:01:28,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 08:01:28,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 08:01:28,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:28" (1/1) ... [2021-11-25 08:01:28,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:01:28,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 08:01:28,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 08:01:28,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 08:01:28,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 08:01:28,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 08:01:28,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 08:01:28,971 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 08:01:28,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 08:01:28,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 08:01:28,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 08:01:28,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 08:01:28,972 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 08:01:28,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 08:01:28,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 08:01:28,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 08:01:28,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 08:01:28,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 08:01:29,345 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 08:01:29,346 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 08:01:30,491 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 08:01:30,984 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 08:01:30,984 INFO L301 CfgBuilder]: Removed 72 assume(true) statements. [2021-11-25 08:01:30,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:01:30 BoogieIcfgContainer [2021-11-25 08:01:30,987 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 08:01:30,988 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 08:01:30,989 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 08:01:31,000 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 08:01:31,000 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:01:30" (1/1) ... [2021-11-25 08:01:31,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 08:01:31,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:31,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 130 states and 222 transitions. [2021-11-25 08:01:31,102 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 222 transitions. [2021-11-25 08:01:31,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 08:01:31,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:31,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:31,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-25 08:01:31,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:31,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 08:01:31,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 08:01:31,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:01:31,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-11-25 08:01:31,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:01:31,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:31,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 133 states and 227 transitions. [2021-11-25 08:01:31,612 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 227 transitions. [2021-11-25 08:01:31,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 08:01:31,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:31,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:31,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 08:01:31,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:31,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 08:01:31,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:01:31,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 08:01:31,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:01:31,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:31,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-25 08:01:31,991 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-25 08:01:31,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 08:01:31,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:31,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:32,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:32,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:01:32,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:32,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:01:32,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:32,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 136 states and 231 transitions. [2021-11-25 08:01:32,141 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 231 transitions. [2021-11-25 08:01:32,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 08:01:32,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:32,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:32,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:32,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:01:32,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:32,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 136 states and 226 transitions. [2021-11-25 08:01:32,379 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 226 transitions. [2021-11-25 08:01:32,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 08:01:32,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:32,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:32,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:01:32,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:32,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:01:32,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:32,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 136 states and 222 transitions. [2021-11-25 08:01:32,497 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 222 transitions. [2021-11-25 08:01:32,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 08:01:32,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:32,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:32,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:01:32,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:32,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:01:32,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:32,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 136 states and 216 transitions. [2021-11-25 08:01:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 216 transitions. [2021-11-25 08:01:32,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 08:01:32,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:32,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:32,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:01:32,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:32,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:01:32,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:32,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 136 states and 208 transitions. [2021-11-25 08:01:32,893 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 208 transitions. [2021-11-25 08:01:32,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 08:01:32,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:32,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:33,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 1570 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:01:33,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:33,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:01:34,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:34,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 150 states and 227 transitions. [2021-11-25 08:01:34,118 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 227 transitions. [2021-11-25 08:01:34,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 08:01:34,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:34,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:34,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:01:34,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:34,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:01:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:34,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 150 states and 225 transitions. [2021-11-25 08:01:34,346 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 225 transitions. [2021-11-25 08:01:34,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 08:01:34,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:34,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:34,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 1584 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:01:34,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:34,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:01:34,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:34,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 150 states and 223 transitions. [2021-11-25 08:01:34,926 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 223 transitions. [2021-11-25 08:01:34,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 08:01:34,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:34,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:35,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:01:35,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:35,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:01:35,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:35,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 153 states and 225 transitions. [2021-11-25 08:01:35,587 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 225 transitions. [2021-11-25 08:01:35,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 08:01:35,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:35,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:36,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 08:01:36,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:36,491 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:01:36,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:36,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 153 states and 225 transitions. [2021-11-25 08:01:36,585 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 225 transitions. [2021-11-25 08:01:36,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 08:01:36,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:36,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:37,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:37,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 08:01:37,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:37,447 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:01:37,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:37,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 155 states and 229 transitions. [2021-11-25 08:01:37,505 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 229 transitions. [2021-11-25 08:01:37,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 08:01:37,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:37,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:38,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 08:01:38,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:38,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:01:38,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:38,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 155 states and 229 transitions. [2021-11-25 08:01:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 229 transitions. [2021-11-25 08:01:38,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 08:01:38,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:38,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:45,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:45,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 08:01:45,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:45,841 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:01:46,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:46,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 157 states and 233 transitions. [2021-11-25 08:01:46,049 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 233 transitions. [2021-11-25 08:01:46,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 08:01:46,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:46,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:46,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:46,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 767 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 08:01:46,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:46,856 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 08:01:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:47,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 157 states and 233 transitions. [2021-11-25 08:01:47,112 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 233 transitions. [2021-11-25 08:01:47,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 08:01:47,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:47,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:52,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 767 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-25 08:01:52,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:52,262 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 08:01:52,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:52,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 159 states and 238 transitions. [2021-11-25 08:01:52,504 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 238 transitions. [2021-11-25 08:01:52,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 08:01:52,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:52,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:53,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 08:01:53,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:53,527 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:01:53,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:53,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 159 states and 238 transitions. [2021-11-25 08:01:53,826 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 238 transitions. [2021-11-25 08:01:53,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 08:01:53,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:53,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:55,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 08:01:55,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:55,648 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:01:55,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:55,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 159 states and 238 transitions. [2021-11-25 08:01:55,654 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 238 transitions. [2021-11-25 08:01:55,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 08:01:55,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:55,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 08:02:05,954 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:487) 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: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) [2021-11-25 08:02:05,958 INFO L158 Benchmark]: Toolchain (without parser) took 38257.27ms. Allocated memory was 111.1MB in the beginning and 323.0MB in the end (delta: 211.8MB). Free memory was 66.8MB in the beginning and 180.3MB in the end (delta: -113.5MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. [2021-11-25 08:02:05,959 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 111.1MB. Free memory is still 85.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 08:02:05,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 803.56ms. Allocated memory is still 111.1MB. Free memory was 66.6MB in the beginning and 60.1MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 08:02:05,960 INFO L158 Benchmark]: Boogie Procedure Inliner took 189.91ms. Allocated memory is still 111.1MB. Free memory was 60.1MB in the beginning and 52.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 08:02:05,961 INFO L158 Benchmark]: Boogie Preprocessor took 184.70ms. Allocated memory is still 111.1MB. Free memory was 52.7MB in the beginning and 45.0MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 08:02:05,961 INFO L158 Benchmark]: RCFGBuilder took 2103.54ms. Allocated memory was 111.1MB in the beginning and 180.4MB in the end (delta: 69.2MB). Free memory was 45.0MB in the beginning and 88.9MB in the end (delta: -43.9MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2021-11-25 08:02:05,962 INFO L158 Benchmark]: CodeCheck took 34968.55ms. Allocated memory was 180.4MB in the beginning and 323.0MB in the end (delta: 142.6MB). Free memory was 88.9MB in the beginning and 180.3MB in the end (delta: -91.4MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. [2021-11-25 08:02:05,966 INFO L339 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:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 111.1MB. Free memory is still 85.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 803.56ms. Allocated memory is still 111.1MB. Free memory was 66.6MB in the beginning and 60.1MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 189.91ms. Allocated memory is still 111.1MB. Free memory was 60.1MB in the beginning and 52.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 184.70ms. Allocated memory is still 111.1MB. Free memory was 52.7MB in the beginning and 45.0MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2103.54ms. Allocated memory was 111.1MB in the beginning and 180.4MB in the end (delta: 69.2MB). Free memory was 45.0MB in the beginning and 88.9MB in the end (delta: -43.9MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. * CodeCheck took 34968.55ms. Allocated memory was 180.4MB in the beginning and 323.0MB in the end (delta: 142.6MB). Free memory was 88.9MB in the beginning and 180.3MB in the end (delta: -91.4MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 08:02:06,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/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 Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f0ad138-1cf4-4b32-a57e-a47d9b9c20f9/bin/ukojak-d1pc8ZmBRL/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown