./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ --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 ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:56:08,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:56:08,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:56:08,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:56:08,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:56:08,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:56:08,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:56:08,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:56:08,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:56:08,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:56:08,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:56:08,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:56:08,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:56:08,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:56:08,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:56:08,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:56:08,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:56:08,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:56:08,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:56:08,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:56:08,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:56:08,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:56:08,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:56:08,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:56:08,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:56:08,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:56:08,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:56:08,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:56:08,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:56:08,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:56:08,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:56:08,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:56:08,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:56:08,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:56:08,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:56:08,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:56:08,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:56:08,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:56:08,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:56:08,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:56:08,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:56:08,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 00:56:08,515 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:56:08,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:56:08,517 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:56:08,517 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:56:08,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:56:08,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:56:08,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:56:08,519 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:56:08,519 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:56:08,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:56:08,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:56:08,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:56:08,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:56:08,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:56:08,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:56:08,522 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 00:56:08,522 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:56:08,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:56:08,522 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:56:08,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:56:08,523 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:56:08,523 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:56:08,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:56:08,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:08,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:56:08,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:56:08,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:56:08,525 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:56:08,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:56:08,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:56:08,527 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_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 [2021-11-23 00:56:08,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:56:08,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:56:08,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:56:08,805 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:56:08,805 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:56:08,807 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2021-11-23 00:56:08,895 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/data/e97910c6c/e934d0be111c44e78a3d5bfb1945954d/FLAG529232d79 [2021-11-23 00:56:09,444 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:56:09,448 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2021-11-23 00:56:09,469 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/data/e97910c6c/e934d0be111c44e78a3d5bfb1945954d/FLAG529232d79 [2021-11-23 00:56:09,707 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/data/e97910c6c/e934d0be111c44e78a3d5bfb1945954d [2021-11-23 00:56:09,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:56:09,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:56:09,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:09,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:56:09,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:56:09,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ebc27bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:09, skipping insertion in model container [2021-11-23 00:56:09,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:56:09,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:56:10,146 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_8196c246-a3bf-47f5-bcf7-246a62399c7f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2021-11-23 00:56:10,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:10,224 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:56:10,255 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_8196c246-a3bf-47f5-bcf7-246a62399c7f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2021-11-23 00:56:10,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:10,384 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:56:10,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:10 WrapperNode [2021-11-23 00:56:10,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:10,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:10,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:56:10,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:56:10,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:10" (1/1) ... [2021-11-23 00:56:10,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:10" (1/1) ... [2021-11-23 00:56:10,515 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 627 [2021-11-23 00:56:10,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:10,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:56:10,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:56:10,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:56:10,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:10" (1/1) ... [2021-11-23 00:56:10,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:10" (1/1) ... [2021-11-23 00:56:10,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:10" (1/1) ... [2021-11-23 00:56:10,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:10" (1/1) ... [2021-11-23 00:56:10,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:10" (1/1) ... [2021-11-23 00:56:10,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:10" (1/1) ... [2021-11-23 00:56:10,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:10" (1/1) ... [2021-11-23 00:56:10,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:56:10,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:56:10,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:56:10,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:56:10,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:10" (1/1) ... [2021-11-23 00:56:10,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:10,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:56:10,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:56:10,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:56:10,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:56:10,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:56:10,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:56:10,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:56:10,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:56:10,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:56:10,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:56:10,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:56:10,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:56:10,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:56:10,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:56:10,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:56:10,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:56:10,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:56:10,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:56:10,972 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:56:10,973 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:56:12,235 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:56:12,588 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:56:12,589 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-23 00:56:12,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:12 BoogieIcfgContainer [2021-11-23 00:56:12,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:56:12,594 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:56:12,594 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:56:12,607 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:56:12,607 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:12" (1/1) ... [2021-11-23 00:56:12,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:56:12,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:12,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 89 states and 147 transitions. [2021-11-23 00:56:12,694 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 147 transitions. [2021-11-23 00:56:12,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:56:12,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:12,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:12,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:12,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:12,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:12,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:12,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 91 states and 150 transitions. [2021-11-23 00:56:12,995 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 150 transitions. [2021-11-23 00:56:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:56:12,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:12,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:13,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:13,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:13,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:13,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:13,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 90 states and 149 transitions. [2021-11-23 00:56:13,098 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 149 transitions. [2021-11-23 00:56:13,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:56:13,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:13,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:13,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:13,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:13,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:13,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:13,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 90 states and 147 transitions. [2021-11-23 00:56:13,200 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2021-11-23 00:56:13,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:56:13,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:13,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:13,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:13,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:13,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:13,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:13,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2021-11-23 00:56:13,323 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2021-11-23 00:56:13,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:56:13,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:13,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:13,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:13,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:13,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:13,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:13,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2021-11-23 00:56:13,487 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2021-11-23 00:56:13,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:13,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:13,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:13,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:13,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:13,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:13,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:13,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2021-11-23 00:56:13,732 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2021-11-23 00:56:13,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:56:13,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:13,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:13,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:13,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:13,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:14,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 114 states and 161 transitions. [2021-11-23 00:56:14,236 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2021-11-23 00:56:14,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:56:14,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:14,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:14,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:14,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:14,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 114 states and 159 transitions. [2021-11-23 00:56:14,399 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2021-11-23 00:56:14,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:56:14,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:14,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:14,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:14,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 139 states and 190 transitions. [2021-11-23 00:56:15,009 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 190 transitions. [2021-11-23 00:56:15,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:56:15,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:15,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:15,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2021-11-23 00:56:15,202 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2021-11-23 00:56:15,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:56:15,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:15,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:15,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 139 states and 186 transitions. [2021-11-23 00:56:15,420 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2021-11-23 00:56:15,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:56:15,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:15,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:15,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 152 states and 201 transitions. [2021-11-23 00:56:15,884 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 201 transitions. [2021-11-23 00:56:15,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:56:15,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:15,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:16,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:16,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 155 states and 203 transitions. [2021-11-23 00:56:16,115 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 203 transitions. [2021-11-23 00:56:16,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:56:16,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:16,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:16,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:16,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 158 states and 205 transitions. [2021-11-23 00:56:16,361 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 205 transitions. [2021-11-23 00:56:16,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:56:16,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:16,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:16,625 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:16,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 207 transitions. [2021-11-23 00:56:16,644 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 207 transitions. [2021-11-23 00:56:16,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:56:16,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:16,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:16,900 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:16,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 170 states and 217 transitions. [2021-11-23 00:56:16,952 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 217 transitions. [2021-11-23 00:56:16,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:56:16,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:17,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:17,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:17,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 179 states and 227 transitions. [2021-11-23 00:56:17,252 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 227 transitions. [2021-11-23 00:56:17,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:56:17,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:17,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:17,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:17,830 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:17,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-23 00:56:17,948 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-23 00:56:17,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:56:17,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:56:18,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:18,472 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:18,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:18,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 183 states and 234 transitions. [2021-11-23 00:56:18,746 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 234 transitions. [2021-11-23 00:56:18,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:56:18,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:18,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:22,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:56:22,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:22,528 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:22,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:22,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-23 00:56:22,926 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-23 00:56:22,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:56:22,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:22,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:23,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-23 00:56:23,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:24,051 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:56:24,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:24,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-23 00:56:24,269 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-23 00:56:24,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:56:24,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:24,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 00:56:24,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:24,976 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:56:25,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:25,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-23 00:56:25,296 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-23 00:56:25,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:56:25,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:25,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:25,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:56:25,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:25,941 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:56:26,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 187 states and 245 transitions. [2021-11-23 00:56:26,216 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 245 transitions. [2021-11-23 00:56:26,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:26,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:26,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-23 00:56:26,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:26,873 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:56:28,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 186 states and 245 transitions. [2021-11-23 00:56:28,227 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 245 transitions. [2021-11-23 00:56:28,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:56:28,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:28,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-23 00:56:28,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:29,249 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:56:30,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 188 states and 248 transitions. [2021-11-23 00:56:30,082 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 248 transitions. [2021-11-23 00:56:30,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:56:30,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-23 00:56:30,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:31,251 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:56:32,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 190 states and 257 transitions. [2021-11-23 00:56:32,291 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 257 transitions. [2021-11-23 00:56:32,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:56:32,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:33,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:33,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-23 00:56:33,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:33,619 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:56:34,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 190 states and 257 transitions. [2021-11-23 00:56:34,334 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 257 transitions. [2021-11-23 00:56:34,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:56:34,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:34,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-23 00:56:34,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:35,443 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:56:37,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 192 states and 257 transitions. [2021-11-23 00:56:37,297 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 257 transitions. [2021-11-23 00:56:37,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:56:37,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-23 00:56:38,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:39,055 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:56:40,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:40,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 194 states and 264 transitions. [2021-11-23 00:56:40,875 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 264 transitions. [2021-11-23 00:56:40,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:56:40,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:40,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:43,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 00:56:43,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:43,972 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:56:45,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:45,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 196 states and 276 transitions. [2021-11-23 00:56:45,829 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 276 transitions. [2021-11-23 00:56:45,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:56:45,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:45,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-23 00:56:46,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:47,481 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:56:49,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 198 states and 289 transitions. [2021-11-23 00:56:49,143 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 289 transitions. [2021-11-23 00:56:49,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:56:49,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-23 00:56:49,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 21 proven. 253 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:56:53,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:53,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 198 states and 289 transitions. [2021-11-23 00:56:53,200 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 289 transitions. [2021-11-23 00:56:53,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:56:53,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:58,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 00:56:58,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:58,967 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 148 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:57:00,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:00,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 200 states and 303 transitions. [2021-11-23 00:57:00,517 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 303 transitions. [2021-11-23 00:57:00,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:57:00,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:00,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-23 00:57:01,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:02,666 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 29 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:57:03,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:03,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 200 states and 303 transitions. [2021-11-23 00:57:03,900 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 303 transitions. [2021-11-23 00:57:03,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:57:03,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:03,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:04,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 00:57:04,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:04,990 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 173 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:57:05,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:05,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 202 states and 306 transitions. [2021-11-23 00:57:05,930 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 306 transitions. [2021-11-23 00:57:05,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:57:05,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:05,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:07,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-23 00:57:07,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:08,516 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 200 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-23 00:57:11,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:11,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 204 states and 310 transitions. [2021-11-23 00:57:11,934 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 310 transitions. [2021-11-23 00:57:11,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:57:11,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:11,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:13,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:13,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-23 00:57:13,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:14,973 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 228 proven. 105 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-23 00:57:17,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:17,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 204 states and 310 transitions. [2021-11-23 00:57:17,170 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 310 transitions. [2021-11-23 00:57:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:57:17,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:17,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:18,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-23 00:57:18,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:20,251 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 228 proven. 105 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-23 00:57:22,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:22,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 204 states and 310 transitions. [2021-11-23 00:57:22,939 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 310 transitions. [2021-11-23 00:57:22,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:57:22,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:22,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:33,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 00:57:33,101 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) [2021-11-23 00:57:33,105 INFO L158 Benchmark]: Toolchain (without parser) took 83393.93ms. Allocated memory was 123.7MB in the beginning and 192.9MB in the end (delta: 69.2MB). Free memory was 84.9MB in the beginning and 135.0MB in the end (delta: -50.1MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2021-11-23 00:57:33,106 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory was 55.0MB in the beginning and 55.0MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:57:33,106 INFO L158 Benchmark]: CACSL2BoogieTranslator took 673.10ms. Allocated memory is still 123.7MB. Free memory was 84.9MB in the beginning and 79.6MB in the end (delta: 5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:57:33,107 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.54ms. Allocated memory is still 123.7MB. Free memory was 79.6MB in the beginning and 74.8MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:57:33,108 INFO L158 Benchmark]: Boogie Preprocessor took 101.89ms. Allocated memory is still 123.7MB. Free memory was 74.8MB in the beginning and 69.7MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:57:33,108 INFO L158 Benchmark]: RCFGBuilder took 1965.85ms. Allocated memory is still 123.7MB. Free memory was 69.7MB in the beginning and 83.1MB in the end (delta: -13.4MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2021-11-23 00:57:33,109 INFO L158 Benchmark]: CodeCheck took 80509.76ms. Allocated memory was 123.7MB in the beginning and 192.9MB in the end (delta: 69.2MB). Free memory was 83.1MB in the beginning and 135.0MB in the end (delta: -51.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2021-11-23 00:57:33,113 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 0.25ms. Allocated memory is still 83.9MB. Free memory was 55.0MB in the beginning and 55.0MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 673.10ms. Allocated memory is still 123.7MB. Free memory was 84.9MB in the beginning and 79.6MB in the end (delta: 5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.54ms. Allocated memory is still 123.7MB. Free memory was 79.6MB in the beginning and 74.8MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.89ms. Allocated memory is still 123.7MB. Free memory was 74.8MB in the beginning and 69.7MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1965.85ms. Allocated memory is still 123.7MB. Free memory was 69.7MB in the beginning and 83.1MB in the end (delta: -13.4MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * CodeCheck took 80509.76ms. Allocated memory was 123.7MB in the beginning and 192.9MB in the end (delta: 69.2MB). Free memory was 83.1MB in the beginning and 135.0MB in the end (delta: -51.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:57:33,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/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_8196c246-a3bf-47f5-bcf7-246a62399c7f/bin/ukojak-LBtLqBUTdQ/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