./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1ccd4b93de7420a1f7847638daedeeee3b82eb082e434a23182d7e5e0aee2085 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:26:10,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:26:10,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:26:10,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:26:10,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:26:10,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:26:10,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:26:10,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:26:10,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:26:10,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:26:10,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:26:10,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:26:10,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:26:10,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:26:10,137 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:26:10,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:26:10,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:26:10,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:26:10,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:26:10,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:26:10,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:26:10,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:26:10,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:26:10,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:26:10,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:26:10,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:26:10,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:26:10,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:26:10,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:26:10,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:26:10,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:26:10,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:26:10,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:26:10,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:26:10,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:26:10,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:26:10,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:26:10,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:26:10,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:26:10,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:26:10,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:26:10,171 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 01:26:10,194 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:26:10,195 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:26:10,195 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:26:10,196 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:26:10,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:26:10,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:26:10,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:26:10,197 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:26:10,197 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:26:10,198 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:26:10,198 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:26:10,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:26:10,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:26:10,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:26:10,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:26:10,199 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 01:26:10,199 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:26:10,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:26:10,200 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:26:10,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:26:10,200 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:26:10,200 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:26:10,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:26:10,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:26:10,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:26:10,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:26:10,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:26:10,209 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:26:10,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:26:10,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:26:10,210 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_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ccd4b93de7420a1f7847638daedeeee3b82eb082e434a23182d7e5e0aee2085 [2021-11-23 01:26:10,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:26:10,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:26:10,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:26:10,528 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:26:10,528 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:26:10,530 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i [2021-11-23 01:26:10,608 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/data/ca145220f/e5a15fb9fc564523bd29d8ce5210eba6/FLAG3d1c81492 [2021-11-23 01:26:11,345 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:26:11,345 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i [2021-11-23 01:26:11,381 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/data/ca145220f/e5a15fb9fc564523bd29d8ce5210eba6/FLAG3d1c81492 [2021-11-23 01:26:11,542 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/data/ca145220f/e5a15fb9fc564523bd29d8ce5210eba6 [2021-11-23 01:26:11,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:26:11,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:26:11,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:26:11,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:26:11,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:26:11,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:26:11" (1/1) ... [2021-11-23 01:26:11,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab32b3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:11, skipping insertion in model container [2021-11-23 01:26:11,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:26:11" (1/1) ... [2021-11-23 01:26:11,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:26:11,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:26:12,069 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_d36ba46e-5fc2-4206-b9c6-e409170c435c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i[37019,37032] [2021-11-23 01:26:12,161 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_d36ba46e-5fc2-4206-b9c6-e409170c435c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i[47352,47365] [2021-11-23 01:26:12,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:26:12,178 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:26:12,211 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_d36ba46e-5fc2-4206-b9c6-e409170c435c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i[37019,37032] [2021-11-23 01:26:12,280 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_d36ba46e-5fc2-4206-b9c6-e409170c435c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i[47352,47365] [2021-11-23 01:26:12,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:26:12,347 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:26:12,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:12 WrapperNode [2021-11-23 01:26:12,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:26:12,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:26:12,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:26:12,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:26:12,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:12" (1/1) ... [2021-11-23 01:26:12,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:12" (1/1) ... [2021-11-23 01:26:12,493 INFO L137 Inliner]: procedures = 208, calls = 235, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 892 [2021-11-23 01:26:12,493 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:26:12,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:26:12,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:26:12,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:26:12,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:12" (1/1) ... [2021-11-23 01:26:12,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:12" (1/1) ... [2021-11-23 01:26:12,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:12" (1/1) ... [2021-11-23 01:26:12,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:12" (1/1) ... [2021-11-23 01:26:12,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:12" (1/1) ... [2021-11-23 01:26:12,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:12" (1/1) ... [2021-11-23 01:26:12,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:12" (1/1) ... [2021-11-23 01:26:12,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:26:12,583 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:26:12,583 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:26:12,583 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:26:12,584 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:12" (1/1) ... [2021-11-23 01:26:12,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:26:12,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:26:12,631 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:26:12,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:26:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:26:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:26:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:26:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 01:26:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:26:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:26:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:26:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:26:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:26:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:26:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:26:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:26:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:26:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:26:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:26:12,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:26:12,894 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:26:12,896 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:26:14,021 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:26:14,431 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:26:14,431 INFO L301 CfgBuilder]: Removed 54 assume(true) statements. [2021-11-23 01:26:14,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:26:14 BoogieIcfgContainer [2021-11-23 01:26:14,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:26:14,436 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:26:14,436 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:26:14,447 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:26:14,447 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:26:14" (1/1) ... [2021-11-23 01:26:14,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:26:14,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:14,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 119 states and 198 transitions. [2021-11-23 01:26:14,561 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 198 transitions. [2021-11-23 01:26:14,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:26:14,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:14,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:14,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:26:14,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:14,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:26:14,843 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 [2021-11-23 01:26:14,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:14,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:14,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 122 states and 203 transitions. [2021-11-23 01:26:14,905 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 203 transitions. [2021-11-23 01:26:14,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:26:14,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:14,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:14,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:14,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:26:14,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:15,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:26:15,062 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 [2021-11-23 01:26:15,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:15,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:15,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 123 states and 204 transitions. [2021-11-23 01:26:15,095 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 204 transitions. [2021-11-23 01:26:15,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:26:15,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:15,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:15,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:26:15,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:15,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:15,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:15,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 123 states and 202 transitions. [2021-11-23 01:26:15,214 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 202 transitions. [2021-11-23 01:26:15,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:26:15,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:15,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:15,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:15,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:15,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:15,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 123 states and 197 transitions. [2021-11-23 01:26:15,486 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 197 transitions. [2021-11-23 01:26:15,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:26:15,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:15,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:15,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:26:15,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:15,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:15,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:15,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 123 states and 193 transitions. [2021-11-23 01:26:15,595 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 193 transitions. [2021-11-23 01:26:15,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:26:15,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:15,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:15,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:26:15,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:15,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:15,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:15,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 123 states and 187 transitions. [2021-11-23 01:26:15,703 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 187 transitions. [2021-11-23 01:26:15,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:26:15,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:15,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:15,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:26:15,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:15,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:15,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:15,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 123 states and 179 transitions. [2021-11-23 01:26:15,893 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2021-11-23 01:26:15,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:26:15,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:15,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:15,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:26:15,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:16,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:16,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:16,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 137 states and 196 transitions. [2021-11-23 01:26:16,495 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 196 transitions. [2021-11-23 01:26:16,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:26:16,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:16,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:16,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:16,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:26:16,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:16,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:16,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:16,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 137 states and 194 transitions. [2021-11-23 01:26:16,632 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 194 transitions. [2021-11-23 01:26:16,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:26:16,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:16,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:16,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:26:16,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:16,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:16,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:16,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 137 states and 192 transitions. [2021-11-23 01:26:16,783 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 192 transitions. [2021-11-23 01:26:16,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:26:16,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:16,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:16,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:26:16,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:16,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:17,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:17,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-23 01:26:17,019 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-23 01:26:17,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:26:17,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:17,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:17,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:26:17,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:17,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:17,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:17,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-23 01:26:17,472 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-23 01:26:17,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:26:17,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:17,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:17,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:26:17,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:17,741 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:17,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:17,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-23 01:26:17,764 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-23 01:26:17,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:26:17,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:17,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:18,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:26:18,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:18,105 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:18,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:18,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-23 01:26:18,111 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-23 01:26:18,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:26:18,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:18,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:18,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:26:18,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:18,366 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:18,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:18,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-23 01:26:18,372 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-23 01:26:18,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:26:18,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:18,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:18,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:26:18,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:18,844 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:18,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:18,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 142 states and 198 transitions. [2021-11-23 01:26:18,879 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 198 transitions. [2021-11-23 01:26:18,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:26:18,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:18,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:19,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:26:19,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:19,331 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:26:19,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:19,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 142 states and 198 transitions. [2021-11-23 01:26:19,445 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 198 transitions. [2021-11-23 01:26:19,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:26:19,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:19,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:19,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:19,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:26:19,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:19,728 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:19,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:19,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 144 states and 202 transitions. [2021-11-23 01:26:19,842 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 202 transitions. [2021-11-23 01:26:19,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:26:19,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:19,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:20,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:26:20,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:20,297 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:26:20,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:20,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 146 states and 205 transitions. [2021-11-23 01:26:20,607 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 205 transitions. [2021-11-23 01:26:20,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:26:20,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:20,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:21,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:26:21,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:21,412 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:26:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:21,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 146 states and 205 transitions. [2021-11-23 01:26:21,742 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 205 transitions. [2021-11-23 01:26:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:26:21,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:21,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:22,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:22,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:26:22,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:22,353 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:26:22,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:22,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 148 states and 211 transitions. [2021-11-23 01:26:22,643 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 211 transitions. [2021-11-23 01:26:22,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:26:22,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:22,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:23,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:23,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:26:23,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:23,440 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:26:24,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:24,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 147 states and 214 transitions. [2021-11-23 01:26:24,298 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 214 transitions. [2021-11-23 01:26:24,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:26:24,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:24,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:24,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 01:26:24,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:25,030 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:26:25,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:25,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 149 states and 217 transitions. [2021-11-23 01:26:25,640 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 217 transitions. [2021-11-23 01:26:25,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:26:25,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:25,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:26,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-23 01:26:26,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:27,172 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:26:28,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:28,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 151 states and 220 transitions. [2021-11-23 01:26:28,156 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 220 transitions. [2021-11-23 01:26:28,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:26:28,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:28,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:28,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 01:26:28,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:29,454 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:26:30,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:30,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 153 states and 230 transitions. [2021-11-23 01:26:30,447 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 230 transitions. [2021-11-23 01:26:30,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:26:30,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:30,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:31,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-23 01:26:31,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:31,807 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:26:32,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:32,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 155 states and 242 transitions. [2021-11-23 01:26:32,849 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 242 transitions. [2021-11-23 01:26:32,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:26:32,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:32,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:37,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-23 01:26:37,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:37,677 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 11 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:26:38,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:38,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 155 states and 242 transitions. [2021-11-23 01:26:38,457 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 242 transitions. [2021-11-23 01:26:38,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:26:38,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:38,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:39,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:39,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:26:39,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:39,447 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:26:40,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:40,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 157 states and 254 transitions. [2021-11-23 01:26:40,175 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 254 transitions. [2021-11-23 01:26:40,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:26:40,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:40,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:43,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-23 01:26:43,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:43,880 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:26:45,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:45,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 159 states and 267 transitions. [2021-11-23 01:26:45,609 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 267 transitions. [2021-11-23 01:26:45,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:26:45,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:45,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:47,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-23 01:26:47,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:47,830 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 13 proven. 253 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:26:48,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:48,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 159 states and 267 transitions. [2021-11-23 01:26:48,801 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 267 transitions. [2021-11-23 01:26:48,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:26:48,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:48,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,703 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 146 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 01:26:52,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 161 states and 270 transitions. [2021-11-23 01:26:52,410 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 270 transitions. [2021-11-23 01:26:52,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:26:52,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,061 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 171 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 01:26:56,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 163 states and 273 transitions. [2021-11-23 01:26:56,184 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 273 transitions. [2021-11-23 01:26:56,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:26:56,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,988 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 43 proven. 322 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:27:01,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 163 states and 273 transitions. [2021-11-23 01:27:01,584 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 273 transitions. [2021-11-23 01:27:01,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:27:01,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,922 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 198 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-23 01:27:07,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 165 states and 276 transitions. [2021-11-23 01:27:07,745 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 276 transitions. [2021-11-23 01:27:07,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:27:07,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:27:17,921 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:27:17,924 INFO L158 Benchmark]: Toolchain (without parser) took 66377.33ms. Allocated memory was 100.7MB in the beginning and 255.9MB in the end (delta: 155.2MB). Free memory was 70.0MB in the beginning and 120.7MB in the end (delta: -50.6MB). Peak memory consumption was 103.9MB. Max. memory is 16.1GB. [2021-11-23 01:27:17,925 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 100.7MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:27:17,926 INFO L158 Benchmark]: CACSL2BoogieTranslator took 800.67ms. Allocated memory was 100.7MB in the beginning and 144.7MB in the end (delta: 44.0MB). Free memory was 69.8MB in the beginning and 97.6MB in the end (delta: -27.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 01:27:17,926 INFO L158 Benchmark]: Boogie Procedure Inliner took 143.91ms. Allocated memory is still 144.7MB. Free memory was 97.6MB in the beginning and 91.9MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:27:17,927 INFO L158 Benchmark]: Boogie Preprocessor took 87.92ms. Allocated memory is still 144.7MB. Free memory was 91.9MB in the beginning and 85.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:27:17,933 INFO L158 Benchmark]: RCFGBuilder took 1852.31ms. Allocated memory is still 144.7MB. Free memory was 85.6MB in the beginning and 88.8MB in the end (delta: -3.2MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2021-11-23 01:27:17,936 INFO L158 Benchmark]: CodeCheck took 63487.41ms. Allocated memory was 144.7MB in the beginning and 255.9MB in the end (delta: 111.1MB). Free memory was 88.8MB in the beginning and 120.7MB in the end (delta: -31.8MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2021-11-23 01:27:17,940 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 100.7MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 800.67ms. Allocated memory was 100.7MB in the beginning and 144.7MB in the end (delta: 44.0MB). Free memory was 69.8MB in the beginning and 97.6MB in the end (delta: -27.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 143.91ms. Allocated memory is still 144.7MB. Free memory was 97.6MB in the beginning and 91.9MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.92ms. Allocated memory is still 144.7MB. Free memory was 91.9MB in the beginning and 85.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1852.31ms. Allocated memory is still 144.7MB. Free memory was 85.6MB in the beginning and 88.8MB in the end (delta: -3.2MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * CodeCheck took 63487.41ms. Allocated memory was 144.7MB in the beginning and 255.9MB in the end (delta: 111.1MB). Free memory was 88.8MB in the beginning and 120.7MB in the end (delta: -31.8MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:27:18,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/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_d36ba46e-5fc2-4206-b9c6-e409170c435c/bin/ukojak-LBtLqBUTdQ/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown