./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.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_3407b3e1-2793-420b-831b-94f626778cdd/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/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_3407b3e1-2793-420b-831b-94f626778cdd/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/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_3407b3e1-2793-420b-831b-94f626778cdd/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 eb2eb63835edf753d5a467feb7a4cdd6d105155177d7d0cab8bf29c1b74dbaf6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:08:00,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:08:00,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:08:00,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:08:00,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:08:00,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:08:00,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:08:00,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:08:00,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:08:00,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:08:00,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:08:00,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:08:00,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:08:00,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:08:00,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:08:00,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:08:00,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:08:00,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:08:00,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:08:00,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:08:00,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:08:00,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:08:00,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:08:00,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:08:00,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:08:00,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:08:00,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:08:00,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:08:00,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:08:00,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:08:00,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:08:00,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:08:00,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:08:00,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:08:00,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:08:00,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:08:00,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:08:00,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:08:00,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:08:00,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:08:00,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:08:00,784 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 06:08:00,814 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:08:00,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:08:00,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:08:00,815 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:08:00,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:08:00,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:08:00,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:08:00,817 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:08:00,817 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:08:00,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:08:00,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:08:00,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:08:00,818 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:08:00,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:08:00,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:08:00,818 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 06:08:00,819 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:08:00,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:08:00,819 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:08:00,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:08:00,819 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:08:00,820 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:08:00,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:08:00,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:08:00,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:08:00,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:08:00,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:08:00,822 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:08:00,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:08:00,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:08:00,822 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_3407b3e1-2793-420b-831b-94f626778cdd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb2eb63835edf753d5a467feb7a4cdd6d105155177d7d0cab8bf29c1b74dbaf6 [2021-11-21 06:08:01,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:08:01,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:08:01,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:08:01,202 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:08:01,203 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:08:01,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i [2021-11-21 06:08:01,285 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/bin/ukojak-vF6T2TMglN/data/f12bb70d2/ecd41b3b4a044389bcde0c77b6defdb0/FLAGe8f3755f6 [2021-11-21 06:08:01,951 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:08:01,952 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i [2021-11-21 06:08:01,981 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/bin/ukojak-vF6T2TMglN/data/f12bb70d2/ecd41b3b4a044389bcde0c77b6defdb0/FLAGe8f3755f6 [2021-11-21 06:08:02,124 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/bin/ukojak-vF6T2TMglN/data/f12bb70d2/ecd41b3b4a044389bcde0c77b6defdb0 [2021-11-21 06:08:02,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:08:02,128 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:08:02,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:08:02,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:08:02,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:08:02,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:08:02" (1/1) ... [2021-11-21 06:08:02,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185f608d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:02, skipping insertion in model container [2021-11-21 06:08:02,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:08:02" (1/1) ... [2021-11-21 06:08:02,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:08:02,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:08:02,679 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_3407b3e1-2793-420b-831b-94f626778cdd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i[33021,33034] [2021-11-21 06:08:02,847 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_3407b3e1-2793-420b-831b-94f626778cdd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i[44590,44603] [2021-11-21 06:08:02,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:08:02,876 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:08:02,914 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_3407b3e1-2793-420b-831b-94f626778cdd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i[33021,33034] [2021-11-21 06:08:03,032 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_3407b3e1-2793-420b-831b-94f626778cdd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i[44590,44603] [2021-11-21 06:08:03,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:08:03,101 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:08:03,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:03 WrapperNode [2021-11-21 06:08:03,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:08:03,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:08:03,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:08:03,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:08:03,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:03" (1/1) ... [2021-11-21 06:08:03,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:03" (1/1) ... [2021-11-21 06:08:03,231 INFO L137 Inliner]: procedures = 177, calls = 285, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1034 [2021-11-21 06:08:03,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:08:03,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:08:03,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:08:03,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:08:03,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:03" (1/1) ... [2021-11-21 06:08:03,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:03" (1/1) ... [2021-11-21 06:08:03,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:03" (1/1) ... [2021-11-21 06:08:03,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:03" (1/1) ... [2021-11-21 06:08:03,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:03" (1/1) ... [2021-11-21 06:08:03,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:03" (1/1) ... [2021-11-21 06:08:03,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:03" (1/1) ... [2021-11-21 06:08:03,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:08:03,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:08:03,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:08:03,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:08:03,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:03" (1/1) ... [2021-11-21 06:08:03,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:08:03,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:08:03,444 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:08:03,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:08:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:08:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 06:08:03,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 06:08:03,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:08:03,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 06:08:03,503 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 06:08:03,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 06:08:03,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:08:03,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 06:08:03,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:08:03,505 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 06:08:03,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 06:08:03,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:08:03,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:08:03,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:08:03,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:08:03,770 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:08:03,772 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:08:05,061 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:08:05,544 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:08:05,544 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-21 06:08:05,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:08:05 BoogieIcfgContainer [2021-11-21 06:08:05,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:08:05,550 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:08:05,550 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:08:05,562 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:08:05,562 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:08:05" (1/1) ... [2021-11-21 06:08:05,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:08:05,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:05,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 133 states and 223 transitions. [2021-11-21 06:08:05,633 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 223 transitions. [2021-11-21 06:08:05,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:08:05,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:05,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:05,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:05,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:08:05,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:05,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-21 06:08:05,994 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 20 treesize of output 12 [2021-11-21 06:08:06,009 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 06:08:06,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:06,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 136 states and 228 transitions. [2021-11-21 06:08:06,120 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 228 transitions. [2021-11-21 06:08:06,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 06:08:06,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:06,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:06,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:08:06,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:06,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-21 06:08:06,345 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 20 treesize of output 12 [2021-11-21 06:08:06,357 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 06:08:06,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:06,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 137 states and 229 transitions. [2021-11-21 06:08:06,381 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 229 transitions. [2021-11-21 06:08:06,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:08:06,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:06,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:06,459 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 06:08:06,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:06,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 137 states and 228 transitions. [2021-11-21 06:08:06,469 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 228 transitions. [2021-11-21 06:08:06,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:08:06,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:06,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:06,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:08:06,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:06,580 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 06:08:06,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:06,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 137 states and 226 transitions. [2021-11-21 06:08:06,592 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 226 transitions. [2021-11-21 06:08:06,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:08:06,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:06,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:06,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:06,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:06,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:06,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 137 states and 225 transitions. [2021-11-21 06:08:06,805 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 225 transitions. [2021-11-21 06:08:06,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:08:06,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:06,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:06,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:08:06,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:06,923 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 06:08:06,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:06,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 137 states and 221 transitions. [2021-11-21 06:08:06,933 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 221 transitions. [2021-11-21 06:08:06,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:08:06,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:06,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:07,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:08:07,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:07,056 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 06:08:07,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:07,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 137 states and 215 transitions. [2021-11-21 06:08:07,067 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 215 transitions. [2021-11-21 06:08:07,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:08:07,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:07,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:07,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:08:07,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:07,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:07,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:07,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 137 states and 207 transitions. [2021-11-21 06:08:07,249 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 207 transitions. [2021-11-21 06:08:07,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:08:07,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:07,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:07,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:07,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:08:07,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:07,513 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 06:08:07,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:07,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 151 states and 224 transitions. [2021-11-21 06:08:07,919 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 224 transitions. [2021-11-21 06:08:07,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:08:07,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:07,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:08,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:08:08,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:08,067 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 06:08:08,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:08,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 151 states and 222 transitions. [2021-11-21 06:08:08,073 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 222 transitions. [2021-11-21 06:08:08,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:08:08,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:08,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:08,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:08:08,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:08,219 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 06:08:08,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:08,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 151 states and 220 transitions. [2021-11-21 06:08:08,225 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 220 transitions. [2021-11-21 06:08:08,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:08:08,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:08,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:08,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:08,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:08:08,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:08,447 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 06:08:08,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:08,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 154 states and 222 transitions. [2021-11-21 06:08:08,466 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 222 transitions. [2021-11-21 06:08:08,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:08:08,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:08,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:08,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:08,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:08:08,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:09,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:09,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:09,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 156 states and 226 transitions. [2021-11-21 06:08:09,226 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 226 transitions. [2021-11-21 06:08:09,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:08:09,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:09,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:09,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:08:09,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:09,615 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:08:09,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:09,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 158 states and 230 transitions. [2021-11-21 06:08:09,892 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 230 transitions. [2021-11-21 06:08:09,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:08:09,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:09,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:10,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-21 06:08:10,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:10,777 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:08:11,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:11,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 160 states and 235 transitions. [2021-11-21 06:08:11,183 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 235 transitions. [2021-11-21 06:08:11,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:08:11,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:11,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:11,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 06:08:11,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:12,130 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:08:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:12,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 162 states and 241 transitions. [2021-11-21 06:08:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 241 transitions. [2021-11-21 06:08:12,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:08:12,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:12,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:12,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 06:08:12,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:13,346 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:08:14,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:14,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 161 states and 244 transitions. [2021-11-21 06:08:14,441 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 244 transitions. [2021-11-21 06:08:14,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:08:14,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:14,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:15,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:15,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 06:08:15,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:15,528 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 06:08:16,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:16,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 247 transitions. [2021-11-21 06:08:16,227 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2021-11-21 06:08:16,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:08:16,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:16,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:17,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 06:08:17,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:18,136 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:08:18,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:18,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 247 transitions. [2021-11-21 06:08:18,964 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2021-11-21 06:08:18,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:08:18,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:18,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:19,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 06:08:19,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:20,148 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 8 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:08:20,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:20,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 247 transitions. [2021-11-21 06:08:20,673 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2021-11-21 06:08:20,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:08:20,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:20,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:21,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 06:08:21,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:22,287 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 06:08:22,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:22,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 165 states and 250 transitions. [2021-11-21 06:08:22,942 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 250 transitions. [2021-11-21 06:08:22,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:08:22,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:22,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:25,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 06:08:25,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:26,291 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 06:08:27,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:27,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2021-11-21 06:08:27,930 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2021-11-21 06:08:27,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 06:08:27,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:27,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:29,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-21 06:08:29,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:30,088 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 13 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:08:31,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:31,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2021-11-21 06:08:31,048 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2021-11-21 06:08:31,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 06:08:31,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:31,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:31,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-21 06:08:31,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:32,062 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 13 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:08:32,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:32,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2021-11-21 06:08:32,077 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2021-11-21 06:08:32,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 06:08:32,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:32,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:33,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:33,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-21 06:08:33,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:33,770 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-21 06:08:34,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:34,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 169 states and 265 transitions. [2021-11-21 06:08:34,867 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 265 transitions. [2021-11-21 06:08:34,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:08:34,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:34,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:36,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-21 06:08:36,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:37,700 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 06:08:39,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:39,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 171 states and 268 transitions. [2021-11-21 06:08:39,662 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 268 transitions. [2021-11-21 06:08:39,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:08:39,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:39,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:41,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-21 06:08:41,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:43,033 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 06:08:45,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:45,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 173 states and 271 transitions. [2021-11-21 06:08:45,524 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 271 transitions. [2021-11-21 06:08:45,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:08:45,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:45,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:46,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-21 06:08:46,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:48,019 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 146 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-21 06:08:50,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:50,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 175 states and 274 transitions. [2021-11-21 06:08:50,502 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2021-11-21 06:08:50,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:08:50,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:50,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:56,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:56,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 06:08:56,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:08:58,153 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 27 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 06:09:00,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:00,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 175 states and 274 transitions. [2021-11-21 06:09:00,325 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2021-11-21 06:09:00,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:09:00,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:00,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:02,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 06:09:02,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:09:03,964 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 27 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 06:09:03,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:03,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 175 states and 274 transitions. [2021-11-21 06:09:03,981 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2021-11-21 06:09:03,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:09:03,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:03,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:08,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:08,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 06:09:08,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:09:08,925 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 171 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-21 06:09:10,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:10,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 177 states and 277 transitions. [2021-11-21 06:09:10,530 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 277 transitions. [2021-11-21 06:09:10,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:09:10,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:10,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:16,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-21 06:09:16,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:09:17,690 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 197 proven. 91 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-21 06:09:20,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:20,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 177 states and 277 transitions. [2021-11-21 06:09:20,166 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 277 transitions. [2021-11-21 06:09:20,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:09:20,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:20,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:24,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 06:09:24,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:09:26,645 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 198 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-21 06:09:31,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:31,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 179 states and 281 transitions. [2021-11-21 06:09:31,476 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 281 transitions. [2021-11-21 06:09:31,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 06:09:31,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:31,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 06:09:41,682 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 06:09:41,690 INFO L158 Benchmark]: Toolchain (without parser) took 99559.88ms. Allocated memory was 96.5MB in the beginning and 297.8MB in the end (delta: 201.3MB). Free memory was 59.3MB in the beginning and 89.6MB in the end (delta: -30.3MB). Peak memory consumption was 175.0MB. Max. memory is 16.1GB. [2021-11-21 06:09:41,691 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:09:41,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 971.74ms. Allocated memory was 96.5MB in the beginning and 134.2MB in the end (delta: 37.7MB). Free memory was 59.1MB in the beginning and 94.9MB in the end (delta: -35.8MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2021-11-21 06:09:41,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 129.45ms. Allocated memory is still 134.2MB. Free memory was 94.9MB in the beginning and 87.7MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 06:09:41,695 INFO L158 Benchmark]: Boogie Preprocessor took 167.39ms. Allocated memory is still 134.2MB. Free memory was 87.7MB in the beginning and 80.5MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 06:09:41,696 INFO L158 Benchmark]: RCFGBuilder took 2148.14ms. Allocated memory is still 134.2MB. Free memory was 80.5MB in the beginning and 66.0MB in the end (delta: 14.5MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2021-11-21 06:09:41,698 INFO L158 Benchmark]: CodeCheck took 96137.55ms. Allocated memory was 134.2MB in the beginning and 297.8MB in the end (delta: 163.6MB). Free memory was 66.0MB in the beginning and 89.6MB in the end (delta: -23.6MB). Peak memory consumption was 142.0MB. Max. memory is 16.1GB. [2021-11-21 06:09:41,705 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 0.28ms. Allocated memory is still 96.5MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 971.74ms. Allocated memory was 96.5MB in the beginning and 134.2MB in the end (delta: 37.7MB). Free memory was 59.1MB in the beginning and 94.9MB in the end (delta: -35.8MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 129.45ms. Allocated memory is still 134.2MB. Free memory was 94.9MB in the beginning and 87.7MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 167.39ms. Allocated memory is still 134.2MB. Free memory was 87.7MB in the beginning and 80.5MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2148.14ms. Allocated memory is still 134.2MB. Free memory was 80.5MB in the beginning and 66.0MB in the end (delta: 14.5MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. * CodeCheck took 96137.55ms. Allocated memory was 134.2MB in the beginning and 297.8MB in the end (delta: 163.6MB). Free memory was 66.0MB in the beginning and 89.6MB in the end (delta: -23.6MB). Peak memory consumption was 142.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 06:09:41,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3407b3e1-2793-420b-831b-94f626778cdd/bin/ukojak-vF6T2TMglN/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_3407b3e1-2793-420b-831b-94f626778cdd/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