./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.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_5385cb26-35fc-4d91-affd-97ae085db835/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/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_5385cb26-35fc-4d91-affd-97ae085db835/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/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_5385cb26-35fc-4d91-affd-97ae085db835/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 1a17e1f9edfd37607fb472869452b377d4af1281c9808dec0371b4f943952037 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:51:11,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:51:11,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:51:11,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:51:11,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:51:11,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:51:11,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:51:11,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:51:11,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:51:11,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:51:11,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:51:11,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:51:11,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:51:11,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:51:11,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:51:11,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:51:11,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:51:11,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:51:11,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:51:11,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:51:11,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:51:11,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:51:11,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:51:11,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:51:11,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:51:11,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:51:11,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:51:11,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:51:11,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:51:11,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:51:11,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:51:11,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:51:11,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:51:11,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:51:11,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:51:11,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:51:11,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:51:11,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:51:11,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:51:11,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:51:11,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:51:11,311 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:51:11,351 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:51:11,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:51:11,352 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:51:11,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:51:11,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:51:11,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:51:11,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:51:11,354 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:51:11,360 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:51:11,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:51:11,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:51:11,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:51:11,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:51:11,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:51:11,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:51:11,363 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:51:11,363 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:51:11,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:51:11,363 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:51:11,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:51:11,364 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:51:11,364 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:51:11,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:51:11,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:51:11,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:51:11,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:51:11,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:51:11,365 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:51:11,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:51:11,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:51:11,368 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_5385cb26-35fc-4d91-affd-97ae085db835/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a17e1f9edfd37607fb472869452b377d4af1281c9808dec0371b4f943952037 [2021-11-25 07:51:11,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:51:11,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:51:11,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:51:11,671 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:51:11,672 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:51:11,673 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i [2021-11-25 07:51:11,736 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/bin/ukojak-d1pc8ZmBRL/data/04728fefd/3415549215ff43cb97cd205dc11a55e8/FLAG32059e3fb [2021-11-25 07:51:12,301 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:51:12,302 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i [2021-11-25 07:51:12,318 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/bin/ukojak-d1pc8ZmBRL/data/04728fefd/3415549215ff43cb97cd205dc11a55e8/FLAG32059e3fb [2021-11-25 07:51:12,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/bin/ukojak-d1pc8ZmBRL/data/04728fefd/3415549215ff43cb97cd205dc11a55e8 [2021-11-25 07:51:12,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:51:12,553 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:51:12,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:51:12,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:51:12,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:51:12,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:51:12" (1/1) ... [2021-11-25 07:51:12,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2640b9d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:51:12, skipping insertion in model container [2021-11-25 07:51:12,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:51:12" (1/1) ... [2021-11-25 07:51:12,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:51:12,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:51:13,059 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_5385cb26-35fc-4d91-affd-97ae085db835/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[33021,33034] [2021-11-25 07:51:13,224 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_5385cb26-35fc-4d91-affd-97ae085db835/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[49681,49694] [2021-11-25 07:51:13,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:51:13,251 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:51:13,281 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_5385cb26-35fc-4d91-affd-97ae085db835/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[33021,33034] [2021-11-25 07:51:13,399 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_5385cb26-35fc-4d91-affd-97ae085db835/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[49681,49694] [2021-11-25 07:51:13,403 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:51:13,485 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:51:13,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:51:13 WrapperNode [2021-11-25 07:51:13,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:51:13,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:51:13,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:51:13,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:51:13,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:51:13" (1/1) ... [2021-11-25 07:51:13,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:51:13" (1/1) ... [2021-11-25 07:51:13,637 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1412 [2021-11-25 07:51:13,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:51:13,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:51:13,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:51:13,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:51:13,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:51:13" (1/1) ... [2021-11-25 07:51:13,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:51:13" (1/1) ... [2021-11-25 07:51:13,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:51:13" (1/1) ... [2021-11-25 07:51:13,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:51:13" (1/1) ... [2021-11-25 07:51:13,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:51:13" (1/1) ... [2021-11-25 07:51:13,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:51:13" (1/1) ... [2021-11-25 07:51:13,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:51:13" (1/1) ... [2021-11-25 07:51:13,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:51:13,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:51:13,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:51:13,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:51:13,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:51:13" (1/1) ... [2021-11-25 07:51:13,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:51:13,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:51:13,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:51:13,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:51:13,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:51:13,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:51:13,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:51:13,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:51:13,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:51:13,881 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:51:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:51:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:51:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:51:13,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:51:13,883 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 07:51:13,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:51:13,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:51:13,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:51:13,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:51:13,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:51:14,201 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:51:14,205 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:51:15,520 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:51:16,000 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:51:16,000 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-25 07:51:16,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:51:16 BoogieIcfgContainer [2021-11-25 07:51:16,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:51:16,006 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:51:16,006 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:51:16,016 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:51:16,017 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:51:16" (1/1) ... [2021-11-25 07:51:16,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:51:16,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:16,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 164 states and 279 transitions. [2021-11-25 07:51:16,138 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 279 transitions. [2021-11-25 07:51:16,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:51:16,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:16,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:16,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:16,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:16,353 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 07:51:16,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:16,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 166 states and 282 transitions. [2021-11-25 07:51:16,404 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 282 transitions. [2021-11-25 07:51:16,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:51:16,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:16,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:16,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:51:16,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:16,516 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 07:51:16,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 281 transitions. [2021-11-25 07:51:16,529 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2021-11-25 07:51:16,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:51:16,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:16,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:16,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:16,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:51:16,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:16,661 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 07:51:16,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:16,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 165 states and 277 transitions. [2021-11-25 07:51:16,667 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 277 transitions. [2021-11-25 07:51:16,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:51:16,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:16,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:16,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:16,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:51:16,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:16,772 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 07:51:16,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:16,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 165 states and 269 transitions. [2021-11-25 07:51:16,778 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2021-11-25 07:51:16,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:51:16,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:16,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:16,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:51:16,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:16,950 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 07:51:16,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:16,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 165 states and 257 transitions. [2021-11-25 07:51:16,969 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2021-11-25 07:51:16,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:51:16,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:16,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:18,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:18,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 2754 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:51:18,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:18,100 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 07:51:18,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:18,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 165 states and 245 transitions. [2021-11-25 07:51:18,181 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2021-11-25 07:51:18,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:51:18,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:18,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:19,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:19,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:19,361 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 07:51:19,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:19,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2021-11-25 07:51:19,778 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2021-11-25 07:51:19,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:51:19,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:19,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:20,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:51:20,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:20,469 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 07:51:20,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:20,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2021-11-25 07:51:20,477 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2021-11-25 07:51:20,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:51:20,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:20,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:21,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:51:21,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:21,140 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 07:51:21,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:21,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2021-11-25 07:51:21,153 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2021-11-25 07:51:21,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:51:21,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:21,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:22,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:22,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:22,244 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 07:51:22,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:22,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2021-11-25 07:51:22,674 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2021-11-25 07:51:22,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:51:22,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:22,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:23,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:51:23,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:23,356 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 07:51:23,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:23,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 256 states and 353 transitions. [2021-11-25 07:51:23,367 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 353 transitions. [2021-11-25 07:51:23,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:51:23,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:23,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:23,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:51:23,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:23,979 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 07:51:24,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:24,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 256 states and 351 transitions. [2021-11-25 07:51:24,043 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 351 transitions. [2021-11-25 07:51:24,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:51:24,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:24,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:24,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:51:24,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:25,025 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 07:51:25,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:25,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 256 states and 349 transitions. [2021-11-25 07:51:25,037 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 349 transitions. [2021-11-25 07:51:25,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:51:25,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:25,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:26,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:51:26,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:26,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:51:26,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:26,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 290 states and 391 transitions. [2021-11-25 07:51:26,579 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 391 transitions. [2021-11-25 07:51:26,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:51:26,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:26,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:27,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:51:27,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:27,478 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 07:51:27,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:27,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 290 states and 389 transitions. [2021-11-25 07:51:27,485 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2021-11-25 07:51:27,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:51:27,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:27,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:28,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 3043 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:28,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:28,514 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 07:51:28,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:28,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 293 states and 391 transitions. [2021-11-25 07:51:28,543 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 391 transitions. [2021-11-25 07:51:28,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:51:28,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:28,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:29,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:29,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 3071 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:51:29,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:29,542 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 07:51:29,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:29,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 293 states and 389 transitions. [2021-11-25 07:51:29,630 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 389 transitions. [2021-11-25 07:51:29,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:51:29,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:29,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:30,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 3043 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:30,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:30,578 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 07:51:30,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:30,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2021-11-25 07:51:30,626 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2021-11-25 07:51:30,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:51:30,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:30,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:31,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:31,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:31,612 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 07:51:31,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:31,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2021-11-25 07:51:31,651 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2021-11-25 07:51:31,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:51:31,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:31,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:32,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:32,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:32,663 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 07:51:32,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:32,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 302 states and 395 transitions. [2021-11-25 07:51:32,710 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 395 transitions. [2021-11-25 07:51:32,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:51:32,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:32,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:33,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 3073 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:51:33,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:33,712 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 07:51:33,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:33,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-25 07:51:33,742 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-25 07:51:33,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:51:33,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:33,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:34,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 3073 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:51:34,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:34,777 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 07:51:34,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:34,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2021-11-25 07:51:34,803 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2021-11-25 07:51:34,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:51:34,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:34,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:35,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 3283 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:51:35,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:35,812 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 07:51:35,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:35,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 308 states and 398 transitions. [2021-11-25 07:51:35,831 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 398 transitions. [2021-11-25 07:51:35,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:51:35,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:35,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:36,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 3289 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:36,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:36,800 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 07:51:37,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:37,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 317 states and 409 transitions. [2021-11-25 07:51:37,098 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2021-11-25 07:51:37,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:51:37,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:37,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:37,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 2165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:37,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:38,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:38,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:38,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 326 states and 419 transitions. [2021-11-25 07:51:38,057 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 419 transitions. [2021-11-25 07:51:38,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:51:38,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:38,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:38,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 2165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:38,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:38,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:38,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:38,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 335 states and 429 transitions. [2021-11-25 07:51:38,807 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 429 transitions. [2021-11-25 07:51:38,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:51:38,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:38,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:39,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 3290 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:39,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:39,965 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 07:51:40,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:40,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 344 states and 440 transitions. [2021-11-25 07:51:40,379 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 440 transitions. [2021-11-25 07:51:40,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:51:40,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:40,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:41,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:41,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 2166 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:41,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:41,216 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:41,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:41,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 353 states and 450 transitions. [2021-11-25 07:51:41,280 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-25 07:51:41,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:51:41,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:41,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:41,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 2166 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:41,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:42,063 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:42,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:42,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 362 states and 460 transitions. [2021-11-25 07:51:42,124 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 460 transitions. [2021-11-25 07:51:42,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:51:42,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:42,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:43,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 3319 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:51:43,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:43,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:51:43,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:43,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 371 states and 471 transitions. [2021-11-25 07:51:43,722 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 471 transitions. [2021-11-25 07:51:43,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:51:43,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:43,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:44,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 3306 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:44,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:44,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:51:45,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:45,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 372 states and 473 transitions. [2021-11-25 07:51:45,169 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 473 transitions. [2021-11-25 07:51:45,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:51:45,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:45,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:45,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:51:45,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:45,950 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:46,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:46,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 385 states and 488 transitions. [2021-11-25 07:51:46,144 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 488 transitions. [2021-11-25 07:51:46,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:51:46,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:46,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:46,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:51:46,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:47,202 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:47,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:47,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 394 states and 498 transitions. [2021-11-25 07:51:47,246 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 498 transitions. [2021-11-25 07:51:47,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:51:47,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:47,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:47,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 2210 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:51:47,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:48,014 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:51:48,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:48,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-25 07:51:48,044 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-25 07:51:48,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:51:48,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:48,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:49,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:51:49,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:49,576 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:51:49,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:49,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-25 07:51:49,649 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-25 07:51:49,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:51:49,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:49,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:50,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:51:50,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:50,687 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:51:50,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:50,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 399 states and 508 transitions. [2021-11-25 07:51:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 508 transitions. [2021-11-25 07:51:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:51:50,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:50,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:51,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 2474 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:51:51,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:51,825 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:51:52,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:52,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-25 07:51:52,512 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-25 07:51:52,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:51:52,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:52,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:54,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 07:51:54,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:55,032 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 28 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:51:55,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:55,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-25 07:51:55,207 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-25 07:51:55,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:51:55,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:55,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:58,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:51:58,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:58,359 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:51:58,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:58,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 402 states and 514 transitions. [2021-11-25 07:51:58,589 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 514 transitions. [2021-11-25 07:51:58,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 07:51:58,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:58,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:59,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:59,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 2533 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:51:59,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:59,704 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-25 07:52:01,306 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 07:52:01,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:01,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 403 states and 516 transitions. [2021-11-25 07:52:01,349 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2021-11-25 07:52:01,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 07:52:01,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:01,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:02,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:02,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 2750 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:52:02,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:02,405 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:52:02,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:02,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 403 states and 514 transitions. [2021-11-25 07:52:02,415 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 514 transitions. [2021-11-25 07:52:02,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 07:52:02,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:02,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:03,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:03,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:52:03,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:03,430 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 07:52:04,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:04,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-25 07:52:04,703 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-25 07:52:04,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 07:52:04,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:04,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:52:15,206 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 07:52:15,209 INFO L158 Benchmark]: Toolchain (without parser) took 62655.38ms. Allocated memory was 96.5MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 63.5MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 579.0MB. Max. memory is 16.1GB. [2021-11-25 07:52:15,209 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 96.5MB. Free memory is still 49.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:52:15,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 931.20ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 63.2MB in the beginning and 98.8MB in the end (delta: -35.5MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2021-11-25 07:52:15,210 INFO L158 Benchmark]: Boogie Procedure Inliner took 150.94ms. Allocated memory is still 127.9MB. Free memory was 98.7MB in the beginning and 91.0MB in the end (delta: 7.8MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2021-11-25 07:52:15,211 INFO L158 Benchmark]: Boogie Preprocessor took 143.19ms. Allocated memory is still 127.9MB. Free memory was 91.0MB in the beginning and 81.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:52:15,212 INFO L158 Benchmark]: RCFGBuilder took 2223.70ms. Allocated memory was 127.9MB in the beginning and 180.4MB in the end (delta: 52.4MB). Free memory was 81.8MB in the beginning and 79.3MB in the end (delta: 2.6MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. [2021-11-25 07:52:15,213 INFO L158 Benchmark]: CodeCheck took 59201.29ms. Allocated memory was 180.4MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 79.3MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 510.9MB. Max. memory is 16.1GB. [2021-11-25 07:52:15,216 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 0.19ms. Allocated memory is still 96.5MB. Free memory is still 49.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 931.20ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 63.2MB in the beginning and 98.8MB in the end (delta: -35.5MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 150.94ms. Allocated memory is still 127.9MB. Free memory was 98.7MB in the beginning and 91.0MB in the end (delta: 7.8MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.19ms. Allocated memory is still 127.9MB. Free memory was 91.0MB in the beginning and 81.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2223.70ms. Allocated memory was 127.9MB in the beginning and 180.4MB in the end (delta: 52.4MB). Free memory was 81.8MB in the beginning and 79.3MB in the end (delta: 2.6MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. * CodeCheck took 59201.29ms. Allocated memory was 180.4MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 79.3MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 510.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:52:15,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5385cb26-35fc-4d91-affd-97ae085db835/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_5385cb26-35fc-4d91-affd-97ae085db835/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