./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.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_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/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_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/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_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/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 58fb5e591c63ebc056bfb6417ddf45efba9827c2f78526eb3c8a68d018ffd43a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:46:24,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:46:24,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:46:24,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:46:24,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:46:24,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:46:24,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:46:24,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:46:24,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:46:24,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:46:24,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:46:24,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:46:24,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:46:24,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:46:24,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:46:24,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:46:24,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:46:24,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:46:24,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:46:24,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:46:24,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:46:24,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:46:24,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:46:24,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:46:24,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:46:24,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:46:24,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:46:24,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:46:24,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:46:24,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:46:24,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:46:24,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:46:24,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:46:24,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:46:24,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:46:24,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:46:24,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:46:24,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:46:24,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:46:24,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:46:24,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:46:24,290 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 00:46:24,326 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:46:24,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:46:24,327 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:46:24,328 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:46:24,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:46:24,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:46:24,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:46:24,329 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:46:24,330 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:46:24,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:46:24,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:46:24,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:46:24,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:46:24,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:46:24,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:46:24,332 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 00:46:24,332 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:46:24,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:46:24,332 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:46:24,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:46:24,333 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:46:24,333 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:46:24,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:46:24,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:46:24,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:46:24,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:46:24,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:46:24,335 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:46:24,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:46:24,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:46:24,336 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_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58fb5e591c63ebc056bfb6417ddf45efba9827c2f78526eb3c8a68d018ffd43a [2021-11-23 00:46:24,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:46:24,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:46:24,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:46:24,710 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:46:24,711 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:46:24,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i [2021-11-23 00:46:24,816 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/bin/ukojak-LBtLqBUTdQ/data/db12e7697/8ab708dd518d4b20898fa88e2759ae8f/FLAG22d61a70f [2021-11-23 00:46:25,601 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:46:25,601 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i [2021-11-23 00:46:25,629 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/bin/ukojak-LBtLqBUTdQ/data/db12e7697/8ab708dd518d4b20898fa88e2759ae8f/FLAG22d61a70f [2021-11-23 00:46:25,820 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/bin/ukojak-LBtLqBUTdQ/data/db12e7697/8ab708dd518d4b20898fa88e2759ae8f [2021-11-23 00:46:25,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:46:25,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:46:25,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:46:25,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:46:25,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:46:25,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:46:25" (1/1) ... [2021-11-23 00:46:25,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@388eb325 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:25, skipping insertion in model container [2021-11-23 00:46:25,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:46:25" (1/1) ... [2021-11-23 00:46:25,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:46:26,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:46:26,524 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_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i[33021,33034] [2021-11-23 00:46:26,708 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_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i[45234,45247] [2021-11-23 00:46:26,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:46:26,731 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:46:26,792 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_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i[33021,33034] [2021-11-23 00:46:26,901 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_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i[45234,45247] [2021-11-23 00:46:26,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:46:26,985 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:46:26,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:26 WrapperNode [2021-11-23 00:46:26,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:46:26,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:46:26,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:46:26,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:46:27,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:26" (1/1) ... [2021-11-23 00:46:27,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:26" (1/1) ... [2021-11-23 00:46:27,189 INFO L137 Inliner]: procedures = 177, calls = 297, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1002 [2021-11-23 00:46:27,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:46:27,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:46:27,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:46:27,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:46:27,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:26" (1/1) ... [2021-11-23 00:46:27,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:26" (1/1) ... [2021-11-23 00:46:27,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:26" (1/1) ... [2021-11-23 00:46:27,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:26" (1/1) ... [2021-11-23 00:46:27,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:26" (1/1) ... [2021-11-23 00:46:27,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:26" (1/1) ... [2021-11-23 00:46:27,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:26" (1/1) ... [2021-11-23 00:46:27,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:46:27,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:46:27,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:46:27,338 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:46:27,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:26" (1/1) ... [2021-11-23 00:46:27,374 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:46:27,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:46:27,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:46:27,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:46:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:46:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:46:27,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:46:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:46:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:46:27,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:46:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-23 00:46:27,495 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-23 00:46:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:46:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:46:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:46:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:46:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 00:46:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:46:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:46:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:46:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:46:27,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:46:27,835 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:46:27,837 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:46:29,230 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:46:29,755 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:46:29,756 INFO L301 CfgBuilder]: Removed 62 assume(true) statements. [2021-11-23 00:46:29,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:46:29 BoogieIcfgContainer [2021-11-23 00:46:29,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:46:29,763 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:46:29,763 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:46:29,776 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:46:29,777 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:46:29" (1/1) ... [2021-11-23 00:46:29,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:46:29,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:29,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 158 states and 268 transitions. [2021-11-23 00:46:29,919 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 268 transitions. [2021-11-23 00:46:29,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:46:29,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:29,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:30,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:30,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:46:30,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:30,259 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 [2021-11-23 00:46:30,272 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 [2021-11-23 00:46:30,419 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 [2021-11-23 00:46:30,437 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 00:46:30,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:30,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 161 states and 273 transitions. [2021-11-23 00:46:30,526 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 273 transitions. [2021-11-23 00:46:30,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:46:30,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:30,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:30,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:46:30,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:30,646 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 [2021-11-23 00:46:30,655 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 [2021-11-23 00:46:30,744 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 [2021-11-23 00:46:30,755 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 00:46:30,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:30,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 162 states and 274 transitions. [2021-11-23 00:46:30,792 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 274 transitions. [2021-11-23 00:46:30,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:46:30,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:30,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:30,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:46:30,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:30,975 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 00:46:30,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:30,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 162 states and 272 transitions. [2021-11-23 00:46:30,990 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 272 transitions. [2021-11-23 00:46:30,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:46:30,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:30,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:31,134 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 00:46:31,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:31,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 162 states and 267 transitions. [2021-11-23 00:46:31,247 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 267 transitions. [2021-11-23 00:46:31,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:46:31,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:31,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:31,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:46:31,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:31,366 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 00:46:31,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:31,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 162 states and 263 transitions. [2021-11-23 00:46:31,390 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 263 transitions. [2021-11-23 00:46:31,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:46:31,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:31,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:31,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:46:31,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:31,549 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 00:46:31,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:31,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 162 states and 257 transitions. [2021-11-23 00:46:31,565 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 257 transitions. [2021-11-23 00:46:31,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:46:31,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:31,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:31,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:46:31,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:31,753 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 00:46:31,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:31,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 162 states and 249 transitions. [2021-11-23 00:46:31,842 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 249 transitions. [2021-11-23 00:46:31,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:46:31,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:31,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:31,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:46:31,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:32,125 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 00:46:32,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:32,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 191 states and 288 transitions. [2021-11-23 00:46:32,826 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 288 transitions. [2021-11-23 00:46:32,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:46:32,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:32,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:32,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:32,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:46:32,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:33,171 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 00:46:34,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:34,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 221 states and 329 transitions. [2021-11-23 00:46:34,191 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 329 transitions. [2021-11-23 00:46:34,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:46:34,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:34,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:34,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:46:34,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:34,335 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 00:46:34,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:34,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 221 states and 327 transitions. [2021-11-23 00:46:34,343 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 327 transitions. [2021-11-23 00:46:34,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:46:34,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:34,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:34,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:46:34,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:34,490 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 00:46:34,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:34,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 221 states and 325 transitions. [2021-11-23 00:46:34,498 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 325 transitions. [2021-11-23 00:46:34,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:46:34,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:34,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:34,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:34,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:46:34,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:34,686 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 00:46:34,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:34,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 224 states and 327 transitions. [2021-11-23 00:46:34,712 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 327 transitions. [2021-11-23 00:46:34,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:46:34,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:34,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:34,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:46:34,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:34,858 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 00:46:34,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2021-11-23 00:46:34,915 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2021-11-23 00:46:34,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:46:34,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:34,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:34,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:46:34,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:35,116 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 00:46:35,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:35,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 227 states and 327 transitions. [2021-11-23 00:46:35,152 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 327 transitions. [2021-11-23 00:46:35,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:46:35,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:35,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:35,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:46:35,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:35,388 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 00:46:36,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:36,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 241 states and 345 transitions. [2021-11-23 00:46:36,056 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 345 transitions. [2021-11-23 00:46:36,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:46:36,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:36,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:36,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:46:36,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:36,296 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 00:46:36,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:36,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 253 states and 360 transitions. [2021-11-23 00:46:36,365 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 360 transitions. [2021-11-23 00:46:36,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:46:36,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:36,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:36,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:46:36,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:36,634 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 00:46:36,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:36,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 256 states and 362 transitions. [2021-11-23 00:46:36,658 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 362 transitions. [2021-11-23 00:46:36,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:46:36,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:36,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:36,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:46:36,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:36,932 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 00:46:37,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:37,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 268 states and 377 transitions. [2021-11-23 00:46:37,014 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 377 transitions. [2021-11-23 00:46:37,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:46:37,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:37,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:37,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:46:37,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:37,677 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:38,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:38,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 270 states and 381 transitions. [2021-11-23 00:46:38,302 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 381 transitions. [2021-11-23 00:46:38,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:46:38,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:38,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:38,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:46:38,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:38,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:46:39,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:39,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 270 states and 381 transitions. [2021-11-23 00:46:39,449 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 381 transitions. [2021-11-23 00:46:39,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:46:39,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:39,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:39,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:46:39,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:40,260 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:46:41,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:41,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 272 states and 385 transitions. [2021-11-23 00:46:41,023 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 385 transitions. [2021-11-23 00:46:41,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:46:41,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:41,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:41,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:46:41,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:42,038 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:46:43,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:43,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 274 states and 390 transitions. [2021-11-23 00:46:43,111 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 390 transitions. [2021-11-23 00:46:43,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:46:43,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:43,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:43,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:43,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:46:43,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:43,800 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:46:44,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:44,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 276 states and 396 transitions. [2021-11-23 00:46:44,642 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 396 transitions. [2021-11-23 00:46:44,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:46:44,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:44,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:44,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-23 00:46:44,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:45,729 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:46:49,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:49,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 275 states and 395 transitions. [2021-11-23 00:46:49,521 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 395 transitions. [2021-11-23 00:46:49,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:46:49,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:49,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:49,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:49,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 00:46:49,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:50,485 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:46:52,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:52,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 277 states and 398 transitions. [2021-11-23 00:46:52,638 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 398 transitions. [2021-11-23 00:46:52,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:46:52,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:52,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:53,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-23 00:46:53,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:53,687 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:46:55,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:55,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 279 states and 402 transitions. [2021-11-23 00:46:55,845 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 402 transitions. [2021-11-23 00:46:55,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:46:55,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:55,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:57,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 00:46:57,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:46:59,281 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:47:03,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:03,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-23 00:47:03,301 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-23 00:47:03,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:47:03,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:03,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:09,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-23 00:47:09,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:47:11,467 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 11 proven. 136 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:47:14,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:14,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-23 00:47:14,495 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-23 00:47:14,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:47:14,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:14,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:15,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-23 00:47:15,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:47:17,436 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 13 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:47:20,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:20,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-23 00:47:20,504 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-23 00:47:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:47:20,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:20,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:21,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-23 00:47:21,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:47:23,132 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:47:25,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:25,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-23 00:47:25,035 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-23 00:47:25,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:47:25,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:25,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:26,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-23 00:47:26,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:47:27,709 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:47:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:27,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-23 00:47:27,933 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-23 00:47:27,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:47:27,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:27,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:29,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-23 00:47:29,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:47:31,263 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:47:33,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:33,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-23 00:47:33,284 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-23 00:47:33,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:47:33,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:33,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:34,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-23 00:47:34,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:47:34,942 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:47:35,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:35,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-23 00:47:35,374 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-23 00:47:35,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:47:35,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:35,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:36,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-23 00:47:36,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:47:37,613 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:47:40,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:40,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 283 states and 416 transitions. [2021-11-23 00:47:40,604 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 416 transitions. [2021-11-23 00:47:40,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:47:40,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:40,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:42,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 00:47:42,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:47:44,375 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:47:50,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:50,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 285 states and 428 transitions. [2021-11-23 00:47:50,305 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 428 transitions. [2021-11-23 00:47:50,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:47:50,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:50,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:52,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-23 00:47:52,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:47:54,663 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:47:58,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:58,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 285 states and 428 transitions. [2021-11-23 00:47:58,262 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 428 transitions. [2021-11-23 00:47:58,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:47:58,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:58,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:00,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-23 00:48:00,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:48:02,029 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:48:05,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:05,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 285 states and 428 transitions. [2021-11-23 00:48:05,067 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 428 transitions. [2021-11-23 00:48:05,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:48:05,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:05,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:07,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:07,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-23 00:48:07,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:48:07,734 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:48:08,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:08,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 285 states and 428 transitions. [2021-11-23 00:48:08,136 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 428 transitions. [2021-11-23 00:48:08,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:48:08,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:08,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:11,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:11,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-23 00:48:11,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:48:11,456 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:48:11,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:11,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 285 states and 428 transitions. [2021-11-23 00:48:11,472 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 428 transitions. [2021-11-23 00:48:11,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:48:11,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:11,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:13,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-23 00:48:13,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:48:13,177 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:48:16,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:16,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 287 states and 441 transitions. [2021-11-23 00:48:16,810 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 441 transitions. [2021-11-23 00:48:16,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:48:16,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:16,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 00:48:26,994 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 00:48:26,998 INFO L158 Benchmark]: Toolchain (without parser) took 121166.84ms. Allocated memory was 104.9MB in the beginning and 264.2MB in the end (delta: 159.4MB). Free memory was 65.9MB in the beginning and 168.7MB in the end (delta: -102.8MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2021-11-23 00:48:27,021 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 104.9MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:27,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1151.83ms. Allocated memory is still 104.9MB. Free memory was 65.7MB in the beginning and 51.3MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 00:48:27,023 INFO L158 Benchmark]: Boogie Procedure Inliner took 202.37ms. Allocated memory was 104.9MB in the beginning and 136.3MB in the end (delta: 31.5MB). Free memory was 51.3MB in the beginning and 106.5MB in the end (delta: -55.1MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-23 00:48:27,024 INFO L158 Benchmark]: Boogie Preprocessor took 145.01ms. Allocated memory is still 136.3MB. Free memory was 106.5MB in the beginning and 99.3MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:48:27,024 INFO L158 Benchmark]: RCFGBuilder took 2424.18ms. Allocated memory is still 136.3MB. Free memory was 98.5MB in the beginning and 67.3MB in the end (delta: 31.2MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2021-11-23 00:48:27,035 INFO L158 Benchmark]: CodeCheck took 117234.22ms. Allocated memory was 136.3MB in the beginning and 264.2MB in the end (delta: 127.9MB). Free memory was 67.3MB in the beginning and 168.7MB in the end (delta: -101.4MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2021-11-23 00:48:27,039 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 0.43ms. Allocated memory is still 104.9MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1151.83ms. Allocated memory is still 104.9MB. Free memory was 65.7MB in the beginning and 51.3MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 202.37ms. Allocated memory was 104.9MB in the beginning and 136.3MB in the end (delta: 31.5MB). Free memory was 51.3MB in the beginning and 106.5MB in the end (delta: -55.1MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 145.01ms. Allocated memory is still 136.3MB. Free memory was 106.5MB in the beginning and 99.3MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2424.18ms. Allocated memory is still 136.3MB. Free memory was 98.5MB in the beginning and 67.3MB in the end (delta: 31.2MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. * CodeCheck took 117234.22ms. Allocated memory was 136.3MB in the beginning and 264.2MB in the end (delta: 127.9MB). Free memory was 67.3MB in the beginning and 168.7MB in the end (delta: -101.4MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:48:27,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_136a0f1c-d119-4d45-8a5c-beb0af31ae8e/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