./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:40:16,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:40:16,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:40:16,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:40:16,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:40:16,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:40:16,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:40:16,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:40:16,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:40:16,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:40:16,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:40:16,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:40:16,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:40:16,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:40:16,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:40:16,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:40:16,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:40:16,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:40:16,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:40:16,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:40:16,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:40:16,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:40:16,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:40:16,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:40:16,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:40:16,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:40:16,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:40:16,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:40:16,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:40:16,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:40:16,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:40:16,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:40:16,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:40:16,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:40:16,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:40:16,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:40:16,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:40:16,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:40:16,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:40:16,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:40:16,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:40:16,170 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 06:40:16,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:40:16,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:40:16,197 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:40:16,197 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:40:16,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:40:16,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:40:16,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:40:16,199 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:40:16,199 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:40:16,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:40:16,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:40:16,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:40:16,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:40:16,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:40:16,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:40:16,201 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 06:40:16,201 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:40:16,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:40:16,201 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:40:16,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:40:16,202 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:40:16,202 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:40:16,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:40:16,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:40:16,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:40:16,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:40:16,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:40:16,204 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:40:16,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:40:16,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:40:16,204 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_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea [2021-11-21 06:40:16,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:40:16,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:40:16,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:40:16,474 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:40:16,475 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:40:16,477 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2021-11-21 06:40:16,541 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/data/2d9f1712a/f74a14fc1fe24bdf9b896a9527b4c7d9/FLAGbed204411 [2021-11-21 06:40:17,212 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:40:17,212 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2021-11-21 06:40:17,249 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/data/2d9f1712a/f74a14fc1fe24bdf9b896a9527b4c7d9/FLAGbed204411 [2021-11-21 06:40:17,416 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/data/2d9f1712a/f74a14fc1fe24bdf9b896a9527b4c7d9 [2021-11-21 06:40:17,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:40:17,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:40:17,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:40:17,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:40:17,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:40:17,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:17" (1/1) ... [2021-11-21 06:40:17,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4264c843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:17, skipping insertion in model container [2021-11-21 06:40:17,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:17" (1/1) ... [2021-11-21 06:40:17,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:40:17,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:40:17,923 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_01b1c0a2-9ad0-454e-a738-d40f088418a8/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[33021,33034] [2021-11-21 06:40:18,046 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_01b1c0a2-9ad0-454e-a738-d40f088418a8/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[49681,49694] [2021-11-21 06:40:18,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:40:18,088 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:40:18,128 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_01b1c0a2-9ad0-454e-a738-d40f088418a8/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[33021,33034] [2021-11-21 06:40:18,251 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_01b1c0a2-9ad0-454e-a738-d40f088418a8/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[49681,49694] [2021-11-21 06:40:18,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:40:18,317 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:40:18,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:18 WrapperNode [2021-11-21 06:40:18,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:40:18,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:40:18,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:40:18,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:40:18,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:18" (1/1) ... [2021-11-21 06:40:18,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:18" (1/1) ... [2021-11-21 06:40:18,530 INFO L137 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1704 [2021-11-21 06:40:18,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:40:18,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:40:18,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:40:18,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:40:18,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:18" (1/1) ... [2021-11-21 06:40:18,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:18" (1/1) ... [2021-11-21 06:40:18,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:18" (1/1) ... [2021-11-21 06:40:18,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:18" (1/1) ... [2021-11-21 06:40:18,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:18" (1/1) ... [2021-11-21 06:40:18,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:18" (1/1) ... [2021-11-21 06:40:18,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:18" (1/1) ... [2021-11-21 06:40:18,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:40:18,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:40:18,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:40:18,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:40:18,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:18" (1/1) ... [2021-11-21 06:40:18,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:40:18,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:40:18,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:40:18,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:40:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:40:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 06:40:18,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 06:40:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:40:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 06:40:18,847 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 06:40:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 06:40:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:40:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 06:40:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:40:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 06:40:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 06:40:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:40:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:40:18,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:40:18,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:40:19,170 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:40:19,172 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:40:20,786 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:40:21,407 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:40:21,407 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-21 06:40:21,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:21 BoogieIcfgContainer [2021-11-21 06:40:21,410 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:40:21,411 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:40:21,411 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:40:21,422 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:40:21,422 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:21" (1/1) ... [2021-11-21 06:40:21,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:40:21,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:21,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 190 states and 326 transitions. [2021-11-21 06:40:21,495 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 326 transitions. [2021-11-21 06:40:21,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 06:40:21,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:21,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:21,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:21,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:21,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:21,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:21,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 192 states and 329 transitions. [2021-11-21 06:40:21,850 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 329 transitions. [2021-11-21 06:40:21,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:40:21,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:21,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:21,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:21,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:21,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:21,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:21,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 191 states and 328 transitions. [2021-11-21 06:40:21,993 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 328 transitions. [2021-11-21 06:40:21,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:40:21,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:21,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:22,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:22,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:22,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:22,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:22,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:22,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 191 states and 324 transitions. [2021-11-21 06:40:22,139 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 324 transitions. [2021-11-21 06:40:22,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:40:22,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:22,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:22,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:22,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:22,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:22,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:22,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 191 states and 316 transitions. [2021-11-21 06:40:22,268 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 316 transitions. [2021-11-21 06:40:22,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:40:22,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:22,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:22,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:22,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:22,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:22,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:22,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 191 states and 304 transitions. [2021-11-21 06:40:22,441 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2021-11-21 06:40:22,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:40:22,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:22,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:22,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:22,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:22,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:22,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:22,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 191 states and 292 transitions. [2021-11-21 06:40:22,773 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 292 transitions. [2021-11-21 06:40:22,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:40:22,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:22,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:22,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:22,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:23,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:23,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 236 states and 348 transitions. [2021-11-21 06:40:23,518 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 348 transitions. [2021-11-21 06:40:23,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:40:23,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:23,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:23,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:23,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:23,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:23,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:23,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 236 states and 346 transitions. [2021-11-21 06:40:23,730 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 346 transitions. [2021-11-21 06:40:23,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:40:23,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:23,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:23,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:23,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:23,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:23,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:23,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 236 states and 344 transitions. [2021-11-21 06:40:23,940 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 344 transitions. [2021-11-21 06:40:23,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:40:23,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:23,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:24,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:24,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:24,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:24,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:24,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-21 06:40:24,796 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-21 06:40:24,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:40:24,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:24,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:24,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:24,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:25,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:25,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:25,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 282 states and 400 transitions. [2021-11-21 06:40:25,040 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 400 transitions. [2021-11-21 06:40:25,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:40:25,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:25,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:25,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:25,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:25,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:25,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:25,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 282 states and 398 transitions. [2021-11-21 06:40:25,269 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 398 transitions. [2021-11-21 06:40:25,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:40:25,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:25,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:25,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:25,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:40:25,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:25,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:25,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:25,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 316 states and 440 transitions. [2021-11-21 06:40:25,959 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 440 transitions. [2021-11-21 06:40:25,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:40:25,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:25,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:26,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:26,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:26,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:26,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:26,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 316 states and 438 transitions. [2021-11-21 06:40:26,158 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 438 transitions. [2021-11-21 06:40:26,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:40:26,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:26,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:26,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:26,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:26,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:26,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:26,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 316 states and 436 transitions. [2021-11-21 06:40:26,370 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 436 transitions. [2021-11-21 06:40:26,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:40:26,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:26,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:26,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:26,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:26,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:26,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:26,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 316 states and 434 transitions. [2021-11-21 06:40:26,627 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 434 transitions. [2021-11-21 06:40:26,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:40:26,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:26,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:26,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:26,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:26,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:40:27,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:27,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 319 states and 436 transitions. [2021-11-21 06:40:27,011 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 436 transitions. [2021-11-21 06:40:27,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:40:27,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:27,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:27,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:27,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:27,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:40:27,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:27,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 322 states and 438 transitions. [2021-11-21 06:40:27,313 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 438 transitions. [2021-11-21 06:40:27,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:40:27,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:27,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:27,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:27,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:27,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:40:27,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:27,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 325 states and 440 transitions. [2021-11-21 06:40:27,602 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 440 transitions. [2021-11-21 06:40:27,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:40:27,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:27,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:27,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:27,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:27,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:40:27,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:27,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 328 states and 442 transitions. [2021-11-21 06:40:27,915 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 442 transitions. [2021-11-21 06:40:27,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:40:27,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:27,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:28,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:40:28,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:28,307 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:40:28,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:28,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 331 states and 444 transitions. [2021-11-21 06:40:28,335 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 444 transitions. [2021-11-21 06:40:28,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:40:28,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:28,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:28,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:40:28,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:28,705 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:40:28,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:28,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2021-11-21 06:40:28,731 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2021-11-21 06:40:28,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:40:28,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:28,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:28,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:28,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:28,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:28,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:28,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 334 states and 445 transitions. [2021-11-21 06:40:28,974 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 445 transitions. [2021-11-21 06:40:28,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:40:28,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:28,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:29,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:29,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:29,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:29,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:29,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:29,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 343 states and 456 transitions. [2021-11-21 06:40:29,655 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 456 transitions. [2021-11-21 06:40:29,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:40:29,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:29,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:29,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:29,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:29,919 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:40:29,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:29,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 352 states and 466 transitions. [2021-11-21 06:40:29,959 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 466 transitions. [2021-11-21 06:40:29,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:40:29,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:29,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:30,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:30,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:30,235 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:40:30,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:30,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 361 states and 476 transitions. [2021-11-21 06:40:30,274 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 476 transitions. [2021-11-21 06:40:30,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:40:30,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:30,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:30,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:30,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:30,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:30,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:30,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 370 states and 487 transitions. [2021-11-21 06:40:30,850 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 487 transitions. [2021-11-21 06:40:30,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:40:30,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:30,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:30,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:30,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:31,121 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:40:31,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:31,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 379 states and 497 transitions. [2021-11-21 06:40:31,178 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 497 transitions. [2021-11-21 06:40:31,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:40:31,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:31,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:31,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:31,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:31,469 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:40:31,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:31,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 388 states and 507 transitions. [2021-11-21 06:40:31,524 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 507 transitions. [2021-11-21 06:40:31,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:40:31,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:31,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:31,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:40:31,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:31,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:32,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:32,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 397 states and 518 transitions. [2021-11-21 06:40:32,163 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 518 transitions. [2021-11-21 06:40:32,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:40:32,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:32,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:32,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:32,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:32,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:40:33,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:33,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 398 states and 520 transitions. [2021-11-21 06:40:33,525 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2021-11-21 06:40:33,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:40:33,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:33,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:33,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:40:33,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:33,832 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:40:33,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:33,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 411 states and 535 transitions. [2021-11-21 06:40:33,984 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 535 transitions. [2021-11-21 06:40:33,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:40:33,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:33,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:34,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:40:34,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:34,381 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:40:34,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:34,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 420 states and 545 transitions. [2021-11-21 06:40:34,423 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 545 transitions. [2021-11-21 06:40:34,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:40:34,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:34,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:34,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:40:34,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:34,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:40:34,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:34,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-21 06:40:34,771 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-21 06:40:34,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:40:34,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:34,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:35,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:35,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:40:35,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:35,859 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:40:36,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:36,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 425 states and 555 transitions. [2021-11-21 06:40:36,075 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 555 transitions. [2021-11-21 06:40:36,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:40:36,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:36,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:36,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:36,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:36,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:36,465 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 06:40:37,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:37,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-21 06:40:37,171 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-21 06:40:37,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:40:37,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:37,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:37,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 06:40:37,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:38,011 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:40:38,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:38,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-21 06:40:38,135 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-21 06:40:38,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:40:38,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:38,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:41,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 06:40:41,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:41,330 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:40:41,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:41,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-21 06:40:41,340 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-21 06:40:41,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:40:41,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:41,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:43,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:40:43,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:43,412 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 06:40:43,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:43,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 428 states and 560 transitions. [2021-11-21 06:40:43,971 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 560 transitions. [2021-11-21 06:40:43,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:40:43,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:43,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:44,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:40:44,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:44,800 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 06:40:45,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:45,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 429 states and 562 transitions. [2021-11-21 06:40:45,327 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 562 transitions. [2021-11-21 06:40:45,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:40:45,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:45,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:45,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:40:45,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:45,648 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 06:40:45,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:45,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 429 states and 560 transitions. [2021-11-21 06:40:45,661 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 560 transitions. [2021-11-21 06:40:45,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:40:45,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:45,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:45,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:40:45,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:46,104 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:40:47,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:47,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 432 states and 562 transitions. [2021-11-21 06:40:47,491 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 562 transitions. [2021-11-21 06:40:47,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:40:47,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:47,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:49,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:49,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 06:40:49,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:40:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 50 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 06:40:49,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:49,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 432 states and 562 transitions. [2021-11-21 06:40:49,848 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 562 transitions. [2021-11-21 06:40:49,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:40:49,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:49,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:59,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 06:41:00,059 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-21 06:41:00,062 INFO L158 Benchmark]: Toolchain (without parser) took 42636.80ms. Allocated memory was 113.2MB in the beginning and 348.1MB in the end (delta: 234.9MB). Free memory was 71.4MB in the beginning and 100.0MB in the end (delta: -28.6MB). Peak memory consumption was 206.5MB. Max. memory is 16.1GB. [2021-11-21 06:41:00,063 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:41:00,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 888.58ms. Allocated memory is still 113.2MB. Free memory was 71.2MB in the beginning and 57.1MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-21 06:41:00,065 INFO L158 Benchmark]: Boogie Procedure Inliner took 210.79ms. Allocated memory is still 113.2MB. Free memory was 57.1MB in the beginning and 47.3MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 06:41:00,065 INFO L158 Benchmark]: Boogie Preprocessor took 214.85ms. Allocated memory was 113.2MB in the beginning and 142.6MB in the end (delta: 29.4MB). Free memory was 47.3MB in the beginning and 108.6MB in the end (delta: -61.4MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2021-11-21 06:41:00,066 INFO L158 Benchmark]: RCFGBuilder took 2663.27ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 55.6MB in the end (delta: 53.0MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2021-11-21 06:41:00,067 INFO L158 Benchmark]: CodeCheck took 38649.62ms. Allocated memory was 142.6MB in the beginning and 348.1MB in the end (delta: 205.5MB). Free memory was 55.6MB in the beginning and 100.0MB in the end (delta: -44.4MB). Peak memory consumption was 160.1MB. Max. memory is 16.1GB. [2021-11-21 06:41:00,071 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 0.29ms. Allocated memory is still 113.2MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 888.58ms. Allocated memory is still 113.2MB. Free memory was 71.2MB in the beginning and 57.1MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 210.79ms. Allocated memory is still 113.2MB. Free memory was 57.1MB in the beginning and 47.3MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 214.85ms. Allocated memory was 113.2MB in the beginning and 142.6MB in the end (delta: 29.4MB). Free memory was 47.3MB in the beginning and 108.6MB in the end (delta: -61.4MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2663.27ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 55.6MB in the end (delta: 53.0MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. * CodeCheck took 38649.62ms. Allocated memory was 142.6MB in the beginning and 348.1MB in the end (delta: 205.5MB). Free memory was 55.6MB in the beginning and 100.0MB in the end (delta: -44.4MB). Peak memory consumption was 160.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 06:41:00,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01b1c0a2-9ad0-454e-a738-d40f088418a8/bin/ukojak-vF6T2TMglN/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown