./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN --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 d619c50f205026415119876db06c9bf079f51316bee7c051af8e3a06a37e393d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:29:35,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:29:35,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:29:35,259 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:29:35,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:29:35,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:29:35,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:29:35,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:29:35,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:29:35,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:29:35,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:29:35,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:29:35,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:29:35,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:29:35,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:29:35,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:29:35,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:29:35,292 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:29:35,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:29:35,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:29:35,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:29:35,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:29:35,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:29:35,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:29:35,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:29:35,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:29:35,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:29:35,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:29:35,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:29:35,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:29:35,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:29:35,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:29:35,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:29:35,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:29:35,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:29:35,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:29:35,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:29:35,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:29:35,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:29:35,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:29:35,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:29:35,337 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 04:29:35,382 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:29:35,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:29:35,383 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:29:35,383 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:29:35,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:29:35,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:29:35,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:29:35,385 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:29:35,385 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:29:35,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:29:35,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:29:35,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:29:35,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:29:35,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:29:35,387 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:29:35,388 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:29:35,388 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:29:35,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:29:35,388 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:29:35,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:29:35,390 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:29:35,395 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:29:35,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:29:35,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:29:35,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:29:35,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:29:35,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:29:35,397 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:29:35,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:29:35,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:29:35,399 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_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d619c50f205026415119876db06c9bf079f51316bee7c051af8e3a06a37e393d [2021-11-21 04:29:35,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:29:35,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:29:35,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:29:35,674 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:29:35,674 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:29:35,676 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i [2021-11-21 04:29:35,735 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/data/c810b6192/b2953b0fbf084435b8083d4fb3f13731/FLAGa3d143d99 [2021-11-21 04:29:36,326 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:29:36,329 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i [2021-11-21 04:29:36,358 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/data/c810b6192/b2953b0fbf084435b8083d4fb3f13731/FLAGa3d143d99 [2021-11-21 04:29:36,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/data/c810b6192/b2953b0fbf084435b8083d4fb3f13731 [2021-11-21 04:29:36,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:29:36,560 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:29:36,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:29:36,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:29:36,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:29:36,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:29:36" (1/1) ... [2021-11-21 04:29:36,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ba835de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:29:36, skipping insertion in model container [2021-11-21 04:29:36,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:29:36" (1/1) ... [2021-11-21 04:29:36,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:29:36,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:29:37,208 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_fc028305-0482-43ba-9d09-5933de99a7ec/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i[37019,37032] [2021-11-21 04:29:37,334 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_fc028305-0482-43ba-9d09-5933de99a7ec/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i[47352,47365] [2021-11-21 04:29:37,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:29:37,355 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:29:37,403 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_fc028305-0482-43ba-9d09-5933de99a7ec/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i[37019,37032] [2021-11-21 04:29:37,455 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_fc028305-0482-43ba-9d09-5933de99a7ec/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-2.i[47352,47365] [2021-11-21 04:29:37,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:29:37,525 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:29:37,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:29:37 WrapperNode [2021-11-21 04:29:37,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:29:37,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:29:37,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:29:37,527 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:29:37,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:29:37" (1/1) ... [2021-11-21 04:29:37,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:29:37" (1/1) ... [2021-11-21 04:29:37,651 INFO L137 Inliner]: procedures = 208, calls = 286, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1047 [2021-11-21 04:29:37,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:29:37,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:29:37,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:29:37,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:29:37,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:29:37" (1/1) ... [2021-11-21 04:29:37,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:29:37" (1/1) ... [2021-11-21 04:29:37,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:29:37" (1/1) ... [2021-11-21 04:29:37,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:29:37" (1/1) ... [2021-11-21 04:29:37,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:29:37" (1/1) ... [2021-11-21 04:29:37,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:29:37" (1/1) ... [2021-11-21 04:29:37,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:29:37" (1/1) ... [2021-11-21 04:29:37,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:29:37,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:29:37,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:29:37,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:29:37,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:29:37" (1/1) ... [2021-11-21 04:29:37,849 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:29:37,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:29:37,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:29:37,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:29:37,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 04:29:37,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 04:29:37,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:29:37,913 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 04:29:37,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 04:29:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:29:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:29:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 04:29:37,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 04:29:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:29:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 04:29:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:29:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 04:29:37,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:29:37,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:29:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:29:38,136 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:29:38,138 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:29:39,232 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:29:39,628 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:29:39,628 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-21 04:29:39,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:29:39 BoogieIcfgContainer [2021-11-21 04:29:39,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:29:39,632 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:29:39,632 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:29:39,641 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:29:39,641 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:29:39" (1/1) ... [2021-11-21 04:29:39,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:29:39,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:39,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 133 states and 223 transitions. [2021-11-21 04:29:39,729 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 223 transitions. [2021-11-21 04:29:39,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:29:39,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:39,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:39,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 04:29:39,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:39,998 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 [2021-11-21 04:29:40,009 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 [2021-11-21 04:29:40,083 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 25 treesize of output 17 [2021-11-21 04:29:40,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:40,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:40,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 136 states and 228 transitions. [2021-11-21 04:29:40,193 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 228 transitions. [2021-11-21 04:29:40,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 04:29:40,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:40,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:40,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 04:29:40,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:40,270 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 [2021-11-21 04:29:40,275 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 [2021-11-21 04:29:40,333 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 25 treesize of output 17 [2021-11-21 04:29:40,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:40,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:40,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 137 states and 229 transitions. [2021-11-21 04:29:40,369 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 229 transitions. [2021-11-21 04:29:40,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:29:40,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:40,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:40,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:29:40,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:40,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:40,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:40,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 137 states and 227 transitions. [2021-11-21 04:29:40,463 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 227 transitions. [2021-11-21 04:29:40,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 04:29:40,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:40,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:40,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:40,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:40,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 137 states and 222 transitions. [2021-11-21 04:29:40,632 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 222 transitions. [2021-11-21 04:29:40,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:29:40,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:40,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:40,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:40,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:29:40,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:40,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:40,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:40,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 137 states and 218 transitions. [2021-11-21 04:29:40,725 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 218 transitions. [2021-11-21 04:29:40,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 04:29:40,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:40,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:40,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:29:40,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:40,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:40,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:40,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 137 states and 212 transitions. [2021-11-21 04:29:40,817 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 212 transitions. [2021-11-21 04:29:40,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 04:29:40,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:40,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:40,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:29:40,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:40,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:41,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:41,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 137 states and 204 transitions. [2021-11-21 04:29:41,029 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 204 transitions. [2021-11-21 04:29:41,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 04:29:41,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:41,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:41,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:29:41,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:41,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:41,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:41,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 151 states and 221 transitions. [2021-11-21 04:29:41,541 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 221 transitions. [2021-11-21 04:29:41,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 04:29:41,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:41,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:41,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:29:41,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:41,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:41,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:41,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 151 states and 219 transitions. [2021-11-21 04:29:41,677 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 219 transitions. [2021-11-21 04:29:41,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 04:29:41,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:41,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:41,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:29:41,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:41,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:41,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:41,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 151 states and 217 transitions. [2021-11-21 04:29:41,816 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 217 transitions. [2021-11-21 04:29:41,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 04:29:41,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:41,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:41,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:41,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:29:41,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:42,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:29:42,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:42,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 154 states and 219 transitions. [2021-11-21 04:29:42,046 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 219 transitions. [2021-11-21 04:29:42,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 04:29:42,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:42,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:42,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:29:42,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:42,383 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:29:42,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:42,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 154 states and 219 transitions. [2021-11-21 04:29:42,442 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 219 transitions. [2021-11-21 04:29:42,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 04:29:42,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:42,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:42,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:29:42,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:42,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:42,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:42,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 156 states and 223 transitions. [2021-11-21 04:29:42,763 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 223 transitions. [2021-11-21 04:29:42,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:29:42,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:42,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:43,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 04:29:43,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:43,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:29:43,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:43,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 156 states and 223 transitions. [2021-11-21 04:29:43,287 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 223 transitions. [2021-11-21 04:29:43,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:29:43,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:43,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:43,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 04:29:43,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:43,591 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:29:43,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:43,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 156 states and 223 transitions. [2021-11-21 04:29:43,597 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 223 transitions. [2021-11-21 04:29:43,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:29:43,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:43,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:43,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:43,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 04:29:43,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:44,024 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:29:44,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:44,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 156 states and 223 transitions. [2021-11-21 04:29:44,030 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 223 transitions. [2021-11-21 04:29:44,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:29:44,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:44,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:44,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 04:29:44,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:44,437 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:29:44,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:44,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 156 states and 223 transitions. [2021-11-21 04:29:44,444 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 223 transitions. [2021-11-21 04:29:44,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:29:44,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:44,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:44,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:29:44,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:44,700 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:29:44,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:44,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 158 states and 227 transitions. [2021-11-21 04:29:44,826 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 227 transitions. [2021-11-21 04:29:44,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:29:44,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:44,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:45,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 04:29:45,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:45,370 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:29:45,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:45,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 160 states and 230 transitions. [2021-11-21 04:29:45,695 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 230 transitions. [2021-11-21 04:29:45,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 04:29:45,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:45,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:46,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 04:29:46,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:46,410 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 04:29:46,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:46,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 162 states and 233 transitions. [2021-11-21 04:29:46,883 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 233 transitions. [2021-11-21 04:29:46,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:29:46,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:46,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:47,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 04:29:47,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 04:29:48,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:48,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 161 states and 236 transitions. [2021-11-21 04:29:48,209 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 236 transitions. [2021-11-21 04:29:48,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:29:48,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:48,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:48,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 04:29:48,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:49,132 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 04:29:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:49,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 163 states and 239 transitions. [2021-11-21 04:29:49,728 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 239 transitions. [2021-11-21 04:29:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:29:49,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:49,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:50,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:50,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 04:29:50,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 04:29:52,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:52,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 165 states and 242 transitions. [2021-11-21 04:29:52,343 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 242 transitions. [2021-11-21 04:29:52,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:29:52,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:52,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:52,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-21 04:29:52,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:29:53,215 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 04:29:54,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:54,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 167 states and 247 transitions. [2021-11-21 04:29:54,363 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 247 transitions. [2021-11-21 04:29:54,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 04:29:54,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:54,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:03,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-21 04:30:03,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:04,663 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-21 04:30:06,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:06,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 169 states and 251 transitions. [2021-11-21 04:30:06,051 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 251 transitions. [2021-11-21 04:30:06,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:30:06,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:06,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:06,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-21 04:30:06,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:07,625 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 11 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 04:30:08,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:08,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 169 states and 251 transitions. [2021-11-21 04:30:08,587 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 251 transitions. [2021-11-21 04:30:08,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:30:08,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:08,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:09,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-21 04:30:09,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 04:30:10,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:10,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 171 states and 263 transitions. [2021-11-21 04:30:10,706 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 263 transitions. [2021-11-21 04:30:10,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:30:10,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:10,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:11,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-21 04:30:11,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:12,354 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 04:30:13,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:13,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 173 states and 266 transitions. [2021-11-21 04:30:13,957 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 266 transitions. [2021-11-21 04:30:13,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:30:13,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:13,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:14,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-21 04:30:14,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:17,742 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 146 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-21 04:30:23,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:23,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 175 states and 276 transitions. [2021-11-21 04:30:23,540 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 276 transitions. [2021-11-21 04:30:23,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 04:30:23,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:23,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:26,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-21 04:30:26,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:29,201 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 171 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-21 04:30:35,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:35,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 177 states and 270 transitions. [2021-11-21 04:30:35,782 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 270 transitions. [2021-11-21 04:30:35,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 04:30:35,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:35,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:36,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:30:36,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:39,444 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 197 proven. 91 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-21 04:30:42,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:42,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 177 states and 270 transitions. [2021-11-21 04:30:42,502 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 270 transitions. [2021-11-21 04:30:42,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 04:30:42,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:42,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:43,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:43,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-21 04:30:43,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:45,622 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 43 proven. 322 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 04:30:48,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:48,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 177 states and 270 transitions. [2021-11-21 04:30:48,973 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 270 transitions. [2021-11-21 04:30:48,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 04:30:48,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:48,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 04:30:59,147 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) [2021-11-21 04:30:59,151 INFO L158 Benchmark]: Toolchain (without parser) took 82590.47ms. Allocated memory was 109.1MB in the beginning and 255.9MB in the end (delta: 146.8MB). Free memory was 66.6MB in the beginning and 171.2MB in the end (delta: -104.6MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2021-11-21 04:30:59,152 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory was 85.3MB in the beginning and 85.2MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:30:59,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 963.01ms. Allocated memory is still 109.1MB. Free memory was 66.5MB in the beginning and 57.8MB in the end (delta: 8.6MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2021-11-21 04:30:59,153 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.05ms. Allocated memory is still 109.1MB. Free memory was 57.8MB in the beginning and 51.2MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 04:30:59,154 INFO L158 Benchmark]: Boogie Preprocessor took 179.14ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 51.2MB in the beginning and 103.7MB in the end (delta: -52.5MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-11-21 04:30:59,154 INFO L158 Benchmark]: RCFGBuilder took 1798.52ms. Allocated memory is still 132.1MB. Free memory was 103.7MB in the beginning and 71.7MB in the end (delta: 31.9MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2021-11-21 04:30:59,155 INFO L158 Benchmark]: CodeCheck took 79518.11ms. Allocated memory was 132.1MB in the beginning and 255.9MB in the end (delta: 123.7MB). Free memory was 71.7MB in the beginning and 171.2MB in the end (delta: -99.5MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2021-11-21 04:30:59,158 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 0.22ms. Allocated memory is still 109.1MB. Free memory was 85.3MB in the beginning and 85.2MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 963.01ms. Allocated memory is still 109.1MB. Free memory was 66.5MB in the beginning and 57.8MB in the end (delta: 8.6MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.05ms. Allocated memory is still 109.1MB. Free memory was 57.8MB in the beginning and 51.2MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 179.14ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 51.2MB in the beginning and 103.7MB in the end (delta: -52.5MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1798.52ms. Allocated memory is still 132.1MB. Free memory was 103.7MB in the beginning and 71.7MB in the end (delta: 31.9MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. * CodeCheck took 79518.11ms. Allocated memory was 132.1MB in the beginning and 255.9MB in the end (delta: 123.7MB). Free memory was 71.7MB in the beginning and 171.2MB in the end (delta: -99.5MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:30:59,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/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_fc028305-0482-43ba-9d09-5933de99a7ec/bin/ukojak-vF6T2TMglN/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