./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL --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 b9bf0bad0cbe69b5d3c479fc9571d5ea3a755c149f856a4942bf9e49854dfec3 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:31:27,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:31:27,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:31:27,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:31:27,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:31:27,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:31:27,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:31:27,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:31:27,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:31:27,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:31:27,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:31:27,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:31:27,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:31:27,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:31:27,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:31:27,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:31:27,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:31:27,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:31:27,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:31:27,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:31:27,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:31:27,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:31:27,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:31:27,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:31:27,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:31:27,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:31:27,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:31:27,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:31:27,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:31:27,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:31:27,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:31:27,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:31:27,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:31:27,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:31:27,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:31:27,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:31:27,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:31:27,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:31:27,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:31:27,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:31:27,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:31:27,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:31:27,820 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:31:27,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:31:27,821 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:31:27,822 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:31:27,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:31:27,823 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:31:27,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:31:27,824 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:31:27,824 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:31:27,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:31:27,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:31:27,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:31:27,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:31:27,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:31:27,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:31:27,827 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:31:27,827 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:31:27,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:31:27,828 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:31:27,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:31:27,828 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:31:27,828 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:31:27,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:31:27,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:31:27,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:31:27,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:31:27,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:31:27,830 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:31:27,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:31:27,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:31:27,831 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_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9bf0bad0cbe69b5d3c479fc9571d5ea3a755c149f856a4942bf9e49854dfec3 [2021-11-25 07:31:28,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:31:28,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:31:28,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:31:28,163 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:31:28,164 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:31:28,165 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i [2021-11-25 07:31:28,240 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/data/67b62dfd7/113640089b784291802072c08258c43a/FLAG46c450bc0 [2021-11-25 07:31:28,902 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:31:28,902 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i [2021-11-25 07:31:28,944 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/data/67b62dfd7/113640089b784291802072c08258c43a/FLAG46c450bc0 [2021-11-25 07:31:29,112 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/data/67b62dfd7/113640089b784291802072c08258c43a [2021-11-25 07:31:29,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:31:29,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:31:29,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:31:29,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:31:29,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:31:29,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:31:29" (1/1) ... [2021-11-25 07:31:29,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b84c5d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:31:29, skipping insertion in model container [2021-11-25 07:31:29,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:31:29" (1/1) ... [2021-11-25 07:31:29,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:31:29,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:31:29,724 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_e822afff-eb0d-495d-b643-fd639bf061d4/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i[33021,33034] [2021-11-25 07:31:29,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:31:29,922 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:31:29,955 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_e822afff-eb0d-495d-b643-fd639bf061d4/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i[33021,33034] [2021-11-25 07:31:30,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:31:30,090 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:31:30,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:31:30 WrapperNode [2021-11-25 07:31:30,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:31:30,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:31:30,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:31:30,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:31:30,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:31:30" (1/1) ... [2021-11-25 07:31:30,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:31:30" (1/1) ... [2021-11-25 07:31:30,214 INFO L137 Inliner]: procedures = 177, calls = 349, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1159 [2021-11-25 07:31:30,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:31:30,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:31:30,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:31:30,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:31:30,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:31:30" (1/1) ... [2021-11-25 07:31:30,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:31:30" (1/1) ... [2021-11-25 07:31:30,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:31:30" (1/1) ... [2021-11-25 07:31:30,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:31:30" (1/1) ... [2021-11-25 07:31:30,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:31:30" (1/1) ... [2021-11-25 07:31:30,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:31:30" (1/1) ... [2021-11-25 07:31:30,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:31:30" (1/1) ... [2021-11-25 07:31:30,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:31:30,339 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:31:30,339 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:31:30,339 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:31:30,340 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:31:30" (1/1) ... [2021-11-25 07:31:30,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:31:30,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:31:30,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:31:30,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:31:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:31:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:31:30,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:31:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:31:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:31:30,456 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:31:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:31:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:31:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:31:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:31:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:31:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:31:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:31:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:31:30,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:31:30,758 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:31:30,760 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:31:31,945 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:31:32,388 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:31:32,388 INFO L301 CfgBuilder]: Removed 60 assume(true) statements. [2021-11-25 07:31:32,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:31:32 BoogieIcfgContainer [2021-11-25 07:31:32,400 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:31:32,401 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:31:32,401 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:31:32,411 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:31:32,412 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:31:32" (1/1) ... [2021-11-25 07:31:32,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:31:32,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:32,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2021-11-25 07:31:32,491 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2021-11-25 07:31:32,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:31:32,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:32,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:32,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:31:32,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:32,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:32,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:32,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2021-11-25 07:31:32,763 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2021-11-25 07:31:32,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:31:32,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:32,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:32,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:31:32,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:32,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:32,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:32,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-25 07:31:32,872 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-25 07:31:32,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:31:32,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:32,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:32,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:31:32,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:32,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:33,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:33,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2021-11-25 07:31:33,007 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2021-11-25 07:31:33,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:31:33,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:33,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:33,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:31:33,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:33,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:33,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:33,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-25 07:31:33,158 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-25 07:31:33,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:31:33,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:33,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:33,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:31:33,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:33,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:33,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:33,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 136 states and 209 transitions. [2021-11-25 07:31:33,361 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 209 transitions. [2021-11-25 07:31:33,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:31:33,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:33,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:34,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:34,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 2742 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:31:34,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:34,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:34,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:34,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2021-11-25 07:31:34,610 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2021-11-25 07:31:34,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:31:34,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:34,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:35,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:35,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 3016 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:31:35,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:35,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:36,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:36,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 181 states and 253 transitions. [2021-11-25 07:31:36,345 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 253 transitions. [2021-11-25 07:31:36,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:31:36,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:36,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:36,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:31:36,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:37,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:37,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:37,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 181 states and 251 transitions. [2021-11-25 07:31:37,168 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-11-25 07:31:37,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:31:37,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:37,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:37,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:31:37,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:37,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:37,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:37,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 181 states and 249 transitions. [2021-11-25 07:31:37,866 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-11-25 07:31:37,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:31:37,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:37,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:38,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 3017 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:31:38,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:38,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:39,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:39,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-11-25 07:31:39,505 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-11-25 07:31:39,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:31:39,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:39,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:40,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:31:40,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:40,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:40,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:40,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 227 states and 305 transitions. [2021-11-25 07:31:40,155 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 305 transitions. [2021-11-25 07:31:40,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:31:40,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:40,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:40,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:31:40,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:40,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:40,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:40,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 227 states and 303 transitions. [2021-11-25 07:31:40,854 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 303 transitions. [2021-11-25 07:31:40,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:31:40,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:40,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:41,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:41,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 3030 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:31:41,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:41,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:41,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:41,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 227 states and 301 transitions. [2021-11-25 07:31:41,877 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2021-11-25 07:31:41,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:31:41,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:41,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:42,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 3046 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:31:42,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:42,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:43,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:43,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2021-11-25 07:31:43,444 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2021-11-25 07:31:43,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:31:43,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:43,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:44,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 3030 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:31:44,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:44,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:44,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:44,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 261 states and 341 transitions. [2021-11-25 07:31:44,332 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 341 transitions. [2021-11-25 07:31:44,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:31:44,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:44,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:45,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:31:45,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:45,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:31:45,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:45,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 264 states and 343 transitions. [2021-11-25 07:31:45,365 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 343 transitions. [2021-11-25 07:31:45,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:31:45,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:45,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:46,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 3059 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:31:46,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:46,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:46,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:46,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 264 states and 341 transitions. [2021-11-25 07:31:46,383 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 341 transitions. [2021-11-25 07:31:46,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:31:46,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:46,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:47,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:47,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:31:47,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:47,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:31:47,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:47,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 267 states and 343 transitions. [2021-11-25 07:31:47,337 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 343 transitions. [2021-11-25 07:31:47,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:31:47,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:47,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:48,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:31:48,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:48,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:31:48,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:48,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 270 states and 345 transitions. [2021-11-25 07:31:48,374 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2021-11-25 07:31:48,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:31:48,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:48,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:49,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:31:49,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:49,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:31:49,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:49,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 273 states and 347 transitions. [2021-11-25 07:31:49,377 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 347 transitions. [2021-11-25 07:31:49,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:31:49,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:49,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:50,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:31:50,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:50,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:31:50,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:50,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 276 states and 349 transitions. [2021-11-25 07:31:50,758 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 349 transitions. [2021-11-25 07:31:50,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:31:50,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:50,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:51,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:31:51,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:51,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:31:51,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:51,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 279 states and 351 transitions. [2021-11-25 07:31:51,824 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 351 transitions. [2021-11-25 07:31:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:31:51,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:51,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:53,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:53,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 3271 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:31:53,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:53,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:53,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:53,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 279 states and 350 transitions. [2021-11-25 07:31:53,191 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 350 transitions. [2021-11-25 07:31:53,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:31:53,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:53,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:54,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 3277 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:31:54,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:54,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:54,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:54,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 288 states and 361 transitions. [2021-11-25 07:31:54,434 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 361 transitions. [2021-11-25 07:31:54,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:31:54,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:54,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:55,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 2153 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:31:55,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:55,199 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:31:55,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:55,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 297 states and 371 transitions. [2021-11-25 07:31:55,450 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 371 transitions. [2021-11-25 07:31:55,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:31:55,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:55,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:56,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 2153 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:31:56,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:56,260 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:31:56,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:56,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 306 states and 381 transitions. [2021-11-25 07:31:56,299 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 381 transitions. [2021-11-25 07:31:56,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:31:56,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:56,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:57,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 3278 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:31:57,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:57,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:31:57,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:57,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 315 states and 392 transitions. [2021-11-25 07:31:57,843 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 392 transitions. [2021-11-25 07:31:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:31:57,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:57,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:58,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:31:58,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:58,660 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:31:58,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:58,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 324 states and 402 transitions. [2021-11-25 07:31:58,727 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 402 transitions. [2021-11-25 07:31:58,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:31:58,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:58,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:31:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:31:59,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:31:59,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:31:59,453 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:31:59,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:31:59,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 333 states and 412 transitions. [2021-11-25 07:31:59,517 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 412 transitions. [2021-11-25 07:31:59,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:31:59,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:31:59,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:32:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:32:00,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 3307 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:32:00,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:32:00,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:32:01,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:32:01,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 342 states and 423 transitions. [2021-11-25 07:32:01,026 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 423 transitions. [2021-11-25 07:32:01,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:32:01,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:32:01,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:32:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:32:01,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 3294 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:32:01,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:32:01,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:32:02,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:32:02,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 343 states and 425 transitions. [2021-11-25 07:32:02,447 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 425 transitions. [2021-11-25 07:32:02,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:32:02,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:32:02,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:32:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:32:03,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:32:03,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:32:03,249 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:32:03,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:32:03,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 356 states and 440 transitions. [2021-11-25 07:32:03,446 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 440 transitions. [2021-11-25 07:32:03,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:32:03,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:32:03,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:32:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:32:04,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:32:04,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:32:04,362 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:32:04,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:32:04,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 365 states and 450 transitions. [2021-11-25 07:32:04,412 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 450 transitions. [2021-11-25 07:32:04,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:32:04,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:32:04,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:32:05,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:32:05,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 2198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:32:05,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:32:05,196 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:32:05,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:32:05,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-25 07:32:05,220 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-25 07:32:05,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:32:05,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:32:05,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:32:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:32:10,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:32:10,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:32:11,181 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:32:11,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:32:11,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-25 07:32:11,286 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-25 07:32:11,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:32:11,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:32:11,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:32:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:32:21,721 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) [2021-11-25 07:32:21,724 INFO L158 Benchmark]: Toolchain (without parser) took 52607.42ms. Allocated memory was 107.0MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 74.5MB in the beginning and 929.4MB in the end (delta: -854.8MB). Peak memory consumption was 395.6MB. Max. memory is 16.1GB. [2021-11-25 07:32:21,725 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 107.0MB. Free memory is still 60.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:32:21,726 INFO L158 Benchmark]: CACSL2BoogieTranslator took 973.43ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 74.5MB in the beginning and 81.1MB in the end (delta: -6.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-25 07:32:21,727 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.84ms. Allocated memory is still 130.0MB. Free memory was 81.1MB in the beginning and 73.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:32:21,727 INFO L158 Benchmark]: Boogie Preprocessor took 122.69ms. Allocated memory is still 130.0MB. Free memory was 73.8MB in the beginning and 65.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:32:21,728 INFO L158 Benchmark]: RCFGBuilder took 2060.95ms. Allocated memory is still 130.0MB. Free memory was 65.4MB in the beginning and 56.6MB in the end (delta: 8.8MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2021-11-25 07:32:21,729 INFO L158 Benchmark]: CodeCheck took 49322.17ms. Allocated memory was 130.0MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 56.6MB in the beginning and 929.4MB in the end (delta: -872.7MB). Peak memory consumption was 354.7MB. Max. memory is 16.1GB. [2021-11-25 07:32:21,732 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 0.22ms. Allocated memory is still 107.0MB. Free memory is still 60.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 973.43ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 74.5MB in the beginning and 81.1MB in the end (delta: -6.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.84ms. Allocated memory is still 130.0MB. Free memory was 81.1MB in the beginning and 73.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 122.69ms. Allocated memory is still 130.0MB. Free memory was 73.8MB in the beginning and 65.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2060.95ms. Allocated memory is still 130.0MB. Free memory was 65.4MB in the beginning and 56.6MB in the end (delta: 8.8MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * CodeCheck took 49322.17ms. Allocated memory was 130.0MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 56.6MB in the beginning and 929.4MB in the end (delta: -872.7MB). Peak memory consumption was 354.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:32:21,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/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_e822afff-eb0d-495d-b643-fd639bf061d4/bin/ukojak-d1pc8ZmBRL/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