./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-1.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_e3147106-528c-46ca-80e6-ffc570b478f2/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/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_e3147106-528c-46ca-80e6-ffc570b478f2/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/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_e3147106-528c-46ca-80e6-ffc570b478f2/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 5eb0e4c4138981b5d0263d433279609e9b809291f20fa6c19565d53ef342ae2b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:27:16,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:27:16,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:27:16,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:27:16,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:27:16,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:27:16,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:27:16,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:27:16,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:27:16,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:27:16,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:27:16,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:27:16,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:27:16,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:27:16,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:27:16,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:27:16,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:27:16,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:27:16,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:27:16,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:27:16,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:27:16,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:27:16,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:27:16,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:27:16,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:27:16,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:27:16,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:27:16,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:27:16,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:27:16,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:27:16,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:27:16,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:27:16,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:27:16,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:27:16,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:27:16,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:27:16,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:27:16,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:27:16,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:27:16,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:27:16,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:27:16,849 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 06:27:16,873 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:27:16,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:27:16,875 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:27:16,875 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:27:16,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:27:16,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:27:16,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:27:16,877 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:27:16,877 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:27:16,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:27:16,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:27:16,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:27:16,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:27:16,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:27:16,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:27:16,878 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 06:27:16,879 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:27:16,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:27:16,879 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:27:16,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:27:16,880 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:27:16,880 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:27:16,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:27:16,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:27:16,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:27:16,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:27:16,881 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:27:16,881 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:27:16,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:27:16,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:27:16,882 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_e3147106-528c-46ca-80e6-ffc570b478f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eb0e4c4138981b5d0263d433279609e9b809291f20fa6c19565d53ef342ae2b [2021-11-21 06:27:17,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:27:17,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:27:17,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:27:17,165 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:27:17,165 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:27:17,167 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-1.i [2021-11-21 06:27:17,255 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/bin/ukojak-vF6T2TMglN/data/99da7cdf4/013d5974a7104f519780acd668677be0/FLAG7e02055bd [2021-11-21 06:27:17,870 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:27:17,874 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-1.i [2021-11-21 06:27:17,910 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/bin/ukojak-vF6T2TMglN/data/99da7cdf4/013d5974a7104f519780acd668677be0/FLAG7e02055bd [2021-11-21 06:27:18,110 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/bin/ukojak-vF6T2TMglN/data/99da7cdf4/013d5974a7104f519780acd668677be0 [2021-11-21 06:27:18,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:27:18,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:27:18,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:27:18,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:27:18,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:27:18,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:18" (1/1) ... [2021-11-21 06:27:18,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b60f461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:18, skipping insertion in model container [2021-11-21 06:27:18,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:18" (1/1) ... [2021-11-21 06:27:18,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:27:18,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:27:18,675 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_e3147106-528c-46ca-80e6-ffc570b478f2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-1.i[37019,37032] [2021-11-21 06:27:18,765 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_e3147106-528c-46ca-80e6-ffc570b478f2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-1.i[47352,47365] [2021-11-21 06:27:18,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:27:18,779 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:27:18,812 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_e3147106-528c-46ca-80e6-ffc570b478f2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-1.i[37019,37032] [2021-11-21 06:27:18,904 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_e3147106-528c-46ca-80e6-ffc570b478f2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-1.i[47352,47365] [2021-11-21 06:27:18,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:27:18,961 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:27:18,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:18 WrapperNode [2021-11-21 06:27:18,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:27:18,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:27:18,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:27:18,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:27:18,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:18" (1/1) ... [2021-11-21 06:27:19,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:18" (1/1) ... [2021-11-21 06:27:19,077 INFO L137 Inliner]: procedures = 208, calls = 235, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 892 [2021-11-21 06:27:19,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:27:19,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:27:19,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:27:19,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:27:19,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:18" (1/1) ... [2021-11-21 06:27:19,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:18" (1/1) ... [2021-11-21 06:27:19,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:18" (1/1) ... [2021-11-21 06:27:19,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:18" (1/1) ... [2021-11-21 06:27:19,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:18" (1/1) ... [2021-11-21 06:27:19,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:18" (1/1) ... [2021-11-21 06:27:19,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:18" (1/1) ... [2021-11-21 06:27:19,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:27:19,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:27:19,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:27:19,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:27:19,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:18" (1/1) ... [2021-11-21 06:27:19,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:27:19,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:27:19,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:27:19,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:27:19,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 06:27:19,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 06:27:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:27:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 06:27:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 06:27:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:27:19,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:27:19,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 06:27:19,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 06:27:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:27:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 06:27:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:27:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 06:27:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:27:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:27:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:27:19,708 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:27:19,710 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:27:20,623 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:27:21,006 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:27:21,006 INFO L301 CfgBuilder]: Removed 54 assume(true) statements. [2021-11-21 06:27:21,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:21 BoogieIcfgContainer [2021-11-21 06:27:21,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:27:21,010 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:27:21,010 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:27:21,021 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:27:21,022 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:21" (1/1) ... [2021-11-21 06:27:21,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:27:21,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:21,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 119 states and 198 transitions. [2021-11-21 06:27:21,129 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 198 transitions. [2021-11-21 06:27:21,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:27:21,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:21,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:21,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:27:21,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:21,368 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 06:27:21,460 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 06:27:21,474 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 06:27:21,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:21,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 122 states and 203 transitions. [2021-11-21 06:27:21,563 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 203 transitions. [2021-11-21 06:27:21,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 06:27:21,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:21,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:21,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:27:21,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:21,627 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 06:27:21,684 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 06:27:21,694 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 06:27:21,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:21,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 123 states and 204 transitions. [2021-11-21 06:27:21,716 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 204 transitions. [2021-11-21 06:27:21,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:27:21,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:21,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:21,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:21,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:27:21,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:21,821 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 06:27:21,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:21,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 123 states and 202 transitions. [2021-11-21 06:27:21,831 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 202 transitions. [2021-11-21 06:27:21,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:27:21,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:21,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:21,974 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 06:27:22,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:22,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 123 states and 197 transitions. [2021-11-21 06:27:22,055 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 197 transitions. [2021-11-21 06:27:22,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:27:22,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:22,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:22,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:27:22,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:22,138 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 06:27:22,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:22,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 123 states and 193 transitions. [2021-11-21 06:27:22,150 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 193 transitions. [2021-11-21 06:27:22,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:27:22,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:22,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:22,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:27:22,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:22,277 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 06:27:22,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:22,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 123 states and 187 transitions. [2021-11-21 06:27:22,289 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 187 transitions. [2021-11-21 06:27:22,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:27:22,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:22,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:22,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:27:22,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:22,421 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 06:27:22,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:22,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 123 states and 179 transitions. [2021-11-21 06:27:22,510 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2021-11-21 06:27:22,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:27:22,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:22,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:22,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:27:22,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:22,756 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 06:27:23,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:23,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 137 states and 196 transitions. [2021-11-21 06:27:23,128 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 196 transitions. [2021-11-21 06:27:23,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:27:23,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:23,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:23,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:27:23,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:23,291 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 06:27:23,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:23,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 137 states and 194 transitions. [2021-11-21 06:27:23,301 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 194 transitions. [2021-11-21 06:27:23,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:27:23,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:23,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:23,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:27:23,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:23,479 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 06:27:23,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:23,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 137 states and 192 transitions. [2021-11-21 06:27:23,489 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 192 transitions. [2021-11-21 06:27:23,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:27:23,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:23,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:23,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:27:23,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:23,718 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 06:27:23,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:23,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-21 06:27:23,733 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-21 06:27:23,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:27:23,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:23,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:23,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:27:23,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:24,104 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 06:27:24,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:24,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-21 06:27:24,168 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-21 06:27:24,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:27:24,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:24,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:24,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:27:24,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:24,440 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 06:27:24,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:24,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-21 06:27:24,446 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-21 06:27:24,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:27:24,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:24,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:24,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:27:24,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:24,805 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 06:27:24,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:24,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-21 06:27:24,811 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-21 06:27:24,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:27:24,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:24,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:24,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:27:24,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:25,077 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 06:27:25,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:25,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-21 06:27:25,084 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-21 06:27:25,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:27:25,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:25,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:25,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:27:25,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:25,542 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 06:27:25,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:25,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 142 states and 198 transitions. [2021-11-21 06:27:25,586 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 198 transitions. [2021-11-21 06:27:25,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:27:25,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:25,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:25,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 06:27:25,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:26,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:27:26,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:26,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 142 states and 198 transitions. [2021-11-21 06:27:26,160 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 198 transitions. [2021-11-21 06:27:26,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:27:26,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:26,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:26,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 06:27:26,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:26,437 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 06:27:26,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:26,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 144 states and 202 transitions. [2021-11-21 06:27:26,574 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 202 transitions. [2021-11-21 06:27:26,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:27:26,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:26,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:26,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 06:27:26,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:27,077 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 06:27:27,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:27,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 146 states and 205 transitions. [2021-11-21 06:27:27,417 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 205 transitions. [2021-11-21 06:27:27,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:27:27,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:27,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:27,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:27,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 06:27:27,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:28,311 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:27:28,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:28,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 146 states and 205 transitions. [2021-11-21 06:27:28,680 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 205 transitions. [2021-11-21 06:27:28,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:27:28,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:28,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:29,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:29,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 06:27:29,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:29,337 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 06:27:29,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:29,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 148 states and 211 transitions. [2021-11-21 06:27:29,603 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 211 transitions. [2021-11-21 06:27:29,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:27:29,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:29,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:30,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 06:27:30,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:30,358 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 06:27:31,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:31,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 147 states and 214 transitions. [2021-11-21 06:27:31,145 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 214 transitions. [2021-11-21 06:27:31,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:27:31,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:31,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:31,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 06:27:31,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:31,979 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 06:27:32,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:32,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 149 states and 217 transitions. [2021-11-21 06:27:32,630 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 217 transitions. [2021-11-21 06:27:32,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:27:32,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:32,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:33,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 06:27:33,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:34,196 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 06:27:35,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:35,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 151 states and 220 transitions. [2021-11-21 06:27:35,198 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 220 transitions. [2021-11-21 06:27:35,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:27:35,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:35,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:35,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 06:27:35,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:36,462 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 06:27:37,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 153 states and 230 transitions. [2021-11-21 06:27:37,537 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 230 transitions. [2021-11-21 06:27:37,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 06:27:37,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:37,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:38,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-21 06:27:38,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:38,885 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 06:27:39,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:39,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 155 states and 242 transitions. [2021-11-21 06:27:39,997 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 242 transitions. [2021-11-21 06:27:39,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:27:39,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:39,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:44,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-21 06:27:44,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:45,292 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 11 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:27:46,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:46,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 155 states and 242 transitions. [2021-11-21 06:27:46,196 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 242 transitions. [2021-11-21 06:27:46,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:27:46,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:46,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:47,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-21 06:27:47,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:47,475 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 06:27:48,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:48,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 157 states and 254 transitions. [2021-11-21 06:27:48,275 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 254 transitions. [2021-11-21 06:27:48,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:27:48,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:48,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:51,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-21 06:27:51,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:52,593 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 06:27:54,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:54,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 159 states and 267 transitions. [2021-11-21 06:27:54,237 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 267 transitions. [2021-11-21 06:27:54,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:27:54,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:54,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:55,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-21 06:27:55,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:56,554 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 13 proven. 253 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:27:57,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:57,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 159 states and 267 transitions. [2021-11-21 06:27:57,544 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 267 transitions. [2021-11-21 06:27:57,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:27:57,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:57,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:58,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-21 06:27:58,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:27:59,522 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 06:28:01,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:01,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 161 states and 270 transitions. [2021-11-21 06:28:01,251 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 270 transitions. [2021-11-21 06:28:01,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:28:01,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:01,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:02,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:02,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 06:28:02,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:28:03,004 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 06:28:05,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:05,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 163 states and 273 transitions. [2021-11-21 06:28:05,472 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 273 transitions. [2021-11-21 06:28:05,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:28:05,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:05,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:08,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-21 06:28:08,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:28:09,843 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 43 proven. 322 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 06:28:11,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:11,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 163 states and 273 transitions. [2021-11-21 06:28:11,891 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 273 transitions. [2021-11-21 06:28:11,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:28:11,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:11,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:14,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 06:28:14,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:28:15,049 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 06:28:17,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:17,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 165 states and 276 transitions. [2021-11-21 06:28:17,561 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 276 transitions. [2021-11-21 06:28:17,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 06:28:17,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:17,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 06:28:27,760 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 06:28:27,765 INFO L158 Benchmark]: Toolchain (without parser) took 69649.13ms. Allocated memory was 104.9MB in the beginning and 230.7MB in the end (delta: 125.8MB). Free memory was 71.7MB in the beginning and 81.7MB in the end (delta: -9.9MB). Peak memory consumption was 116.8MB. Max. memory is 16.1GB. [2021-11-21 06:28:27,765 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory was 61.1MB in the beginning and 61.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:28:27,766 INFO L158 Benchmark]: CACSL2BoogieTranslator took 845.81ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 71.7MB in the beginning and 81.9MB in the end (delta: -10.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-21 06:28:27,767 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.00ms. Allocated memory is still 132.1MB. Free memory was 81.9MB in the beginning and 75.7MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 06:28:27,767 INFO L158 Benchmark]: Boogie Preprocessor took 159.25ms. Allocated memory is still 132.1MB. Free memory was 75.7MB in the beginning and 69.9MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 06:28:27,768 INFO L158 Benchmark]: RCFGBuilder took 1757.69ms. Allocated memory is still 132.1MB. Free memory was 69.9MB in the beginning and 63.4MB in the end (delta: 6.5MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2021-11-21 06:28:27,769 INFO L158 Benchmark]: CodeCheck took 66753.21ms. Allocated memory was 132.1MB in the beginning and 230.7MB in the end (delta: 98.6MB). Free memory was 63.4MB in the beginning and 81.7MB in the end (delta: -18.3MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. [2021-11-21 06:28:27,772 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 104.9MB. Free memory was 61.1MB in the beginning and 61.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 845.81ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 71.7MB in the beginning and 81.9MB in the end (delta: -10.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.00ms. Allocated memory is still 132.1MB. Free memory was 81.9MB in the beginning and 75.7MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 159.25ms. Allocated memory is still 132.1MB. Free memory was 75.7MB in the beginning and 69.9MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1757.69ms. Allocated memory is still 132.1MB. Free memory was 69.9MB in the beginning and 63.4MB in the end (delta: 6.5MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * CodeCheck took 66753.21ms. Allocated memory was 132.1MB in the beginning and 230.7MB in the end (delta: 98.6MB). Free memory was 63.4MB in the beginning and 81.7MB in the end (delta: -18.3MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 06:28:27,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3147106-528c-46ca-80e6-ffc570b478f2/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_e3147106-528c-46ca-80e6-ffc570b478f2/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