./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:58:27,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:58:27,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:58:27,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:58:27,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:58:27,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:58:27,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:58:27,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:58:27,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:58:27,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:58:28,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:58:28,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:58:28,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:58:28,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:58:28,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:58:28,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:58:28,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:58:28,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:58:28,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:58:28,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:58:28,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:58:28,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:58:28,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:58:28,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:58:28,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:58:28,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:58:28,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:58:28,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:58:28,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:58:28,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:58:28,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:58:28,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:58:28,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:58:28,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:58:28,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:58:28,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:58:28,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:58:28,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:58:28,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:58:28,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:58:28,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:58:28,040 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 21:58:28,069 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:58:28,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:58:28,070 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:58:28,070 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:58:28,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:58:28,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:58:28,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:58:28,072 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 21:58:28,072 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 21:58:28,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:58:28,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 21:58:28,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:58:28,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:58:28,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:58:28,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:58:28,073 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 21:58:28,074 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 21:58:28,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:58:28,074 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:58:28,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:58:28,074 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:58:28,074 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:58:28,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:58:28,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:58:28,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:58:28,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:58:28,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:58:28,076 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:58:28,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:58:28,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:58:28,076 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_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea [2021-11-13 21:58:28,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:58:28,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:58:28,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:58:28,357 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:58:28,358 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:58:28,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2021-11-13 21:58:28,418 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/data/6cdb937e2/7d7a71dcb7634768ad87d38bd0ee1f4c/FLAG512009220 [2021-11-13 21:58:29,077 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:58:29,078 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2021-11-13 21:58:29,118 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/data/6cdb937e2/7d7a71dcb7634768ad87d38bd0ee1f4c/FLAG512009220 [2021-11-13 21:58:29,253 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/data/6cdb937e2/7d7a71dcb7634768ad87d38bd0ee1f4c [2021-11-13 21:58:29,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:58:29,257 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:58:29,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:58:29,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:58:29,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:58:29,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:29" (1/1) ... [2021-11-13 21:58:29,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f770f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:29, skipping insertion in model container [2021-11-13 21:58:29,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:29" (1/1) ... [2021-11-13 21:58:29,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:58:29,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:58:29,910 WARN L228 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_6ee37b86-509a-409b-b691-d819c0b83816/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[33021,33034] [2021-11-13 21:58:30,130 WARN L228 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_6ee37b86-509a-409b-b691-d819c0b83816/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[49681,49694] [2021-11-13 21:58:30,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:58:30,179 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:58:30,207 WARN L228 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_6ee37b86-509a-409b-b691-d819c0b83816/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[33021,33034] [2021-11-13 21:58:30,302 WARN L228 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_6ee37b86-509a-409b-b691-d819c0b83816/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[49681,49694] [2021-11-13 21:58:30,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:58:30,377 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:58:30,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30 WrapperNode [2021-11-13 21:58:30,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:58:30,380 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:58:30,380 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:58:30,380 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:58:30,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:58:30,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:58:30,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:58:30,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:58:30,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,687 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:58:30,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:58:30,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:58:30,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:58:30,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,794 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:58:30,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:58:30,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:58:30,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:58:30,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 21:58:30,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 21:58:30,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 21:58:30,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 21:58:30,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 21:58:30,885 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 21:58:30,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 21:58:30,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 21:58:30,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:58:30,886 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 21:58:30,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 21:58:30,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 21:58:30,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 21:58:30,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:58:30,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:58:35,481 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:58:35,482 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-13 21:58:35,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:35 BoogieIcfgContainer [2021-11-13 21:58:35,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:58:35,487 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:58:35,487 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:58:35,497 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:58:35,498 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:35" (1/1) ... [2021-11-13 21:58:35,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:58:35,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:35,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 190 states and 326 transitions. [2021-11-13 21:58:35,599 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 326 transitions. [2021-11-13 21:58:35,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 21:58:35,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:35,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:35,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:35,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:35,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:35,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:35,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 192 states and 329 transitions. [2021-11-13 21:58:35,879 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 329 transitions. [2021-11-13 21:58:35,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:58:35,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:35,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:36,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:36,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:36,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:36,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:36,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 191 states and 328 transitions. [2021-11-13 21:58:36,030 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 328 transitions. [2021-11-13 21:58:36,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 21:58:36,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:36,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:36,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:36,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:36,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:36,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:36,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 191 states and 324 transitions. [2021-11-13 21:58:36,172 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 324 transitions. [2021-11-13 21:58:36,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 21:58:36,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:36,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:36,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:36,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:36,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:36,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:36,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 191 states and 316 transitions. [2021-11-13 21:58:36,329 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 316 transitions. [2021-11-13 21:58:36,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 21:58:36,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:36,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:36,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:36,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:36,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:36,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:36,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 191 states and 304 transitions. [2021-11-13 21:58:36,555 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2021-11-13 21:58:36,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 21:58:36,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:36,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:36,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:36,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:36,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:36,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:36,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 191 states and 292 transitions. [2021-11-13 21:58:36,902 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 292 transitions. [2021-11-13 21:58:36,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 21:58:36,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:36,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:37,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:37,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:37,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:37,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:37,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 236 states and 348 transitions. [2021-11-13 21:58:37,634 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 348 transitions. [2021-11-13 21:58:37,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 21:58:37,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:37,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:37,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:37,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:37,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:37,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:37,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 236 states and 346 transitions. [2021-11-13 21:58:37,861 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 346 transitions. [2021-11-13 21:58:37,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 21:58:37,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:37,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:38,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:38,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:38,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:38,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:38,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 236 states and 344 transitions. [2021-11-13 21:58:38,108 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 344 transitions. [2021-11-13 21:58:38,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 21:58:38,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:38,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:38,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:38,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:38,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:38,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:38,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-13 21:58:38,927 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-13 21:58:38,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 21:58:38,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:38,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:39,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:39,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:39,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:39,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:39,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 282 states and 400 transitions. [2021-11-13 21:58:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 400 transitions. [2021-11-13 21:58:39,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 21:58:39,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:39,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:39,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:39,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:39,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:39,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:39,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 282 states and 398 transitions. [2021-11-13 21:58:39,389 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 398 transitions. [2021-11-13 21:58:39,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:58:39,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:39,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:39,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:58:39,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:39,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:40,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 316 states and 440 transitions. [2021-11-13 21:58:40,070 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 440 transitions. [2021-11-13 21:58:40,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:58:40,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:40,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:40,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:40,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 316 states and 438 transitions. [2021-11-13 21:58:40,277 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 438 transitions. [2021-11-13 21:58:40,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:58:40,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:40,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:40,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:40,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:40,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 316 states and 436 transitions. [2021-11-13 21:58:40,513 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 436 transitions. [2021-11-13 21:58:40,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:58:40,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:40,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:40,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:40,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 316 states and 434 transitions. [2021-11-13 21:58:40,803 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 434 transitions. [2021-11-13 21:58:40,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:58:40,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:40,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:40,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:41,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 21:58:41,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:41,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 319 states and 436 transitions. [2021-11-13 21:58:41,092 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 436 transitions. [2021-11-13 21:58:41,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:58:41,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:41,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:41,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:41,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:41,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:41,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 21:58:41,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:41,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 322 states and 438 transitions. [2021-11-13 21:58:41,402 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 438 transitions. [2021-11-13 21:58:41,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:58:41,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:41,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:41,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:41,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:41,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 21:58:41,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:41,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 325 states and 440 transitions. [2021-11-13 21:58:41,715 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 440 transitions. [2021-11-13 21:58:41,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:58:41,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:41,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:41,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:41,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:42,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 21:58:42,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:42,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 328 states and 442 transitions. [2021-11-13 21:58:42,097 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 442 transitions. [2021-11-13 21:58:42,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:58:42,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:42,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:42,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:58:42,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:42,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 21:58:42,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:42,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 331 states and 444 transitions. [2021-11-13 21:58:42,519 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 444 transitions. [2021-11-13 21:58:42,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:58:42,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:42,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:42,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:58:42,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:42,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 21:58:42,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:42,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2021-11-13 21:58:42,968 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2021-11-13 21:58:42,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:58:42,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:42,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:43,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:43,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:43,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:43,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:43,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 334 states and 445 transitions. [2021-11-13 21:58:43,244 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 445 transitions. [2021-11-13 21:58:43,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 21:58:43,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:43,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:43,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:43,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:43,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:43,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:43,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:43,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 343 states and 456 transitions. [2021-11-13 21:58:43,842 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 456 transitions. [2021-11-13 21:58:43,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:58:43,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:43,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:43,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:43,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:43,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:44,116 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:58:44,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:44,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 352 states and 466 transitions. [2021-11-13 21:58:44,161 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 466 transitions. [2021-11-13 21:58:44,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:58:44,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:44,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:44,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:44,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:44,444 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:58:44,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:44,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 361 states and 476 transitions. [2021-11-13 21:58:44,488 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 476 transitions. [2021-11-13 21:58:44,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:58:44,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:44,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:44,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:44,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:44,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:45,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:45,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 370 states and 487 transitions. [2021-11-13 21:58:45,202 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 487 transitions. [2021-11-13 21:58:45,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 21:58:45,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:45,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:45,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:45,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:45,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:45,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:58:45,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:45,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 379 states and 497 transitions. [2021-11-13 21:58:45,552 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 497 transitions. [2021-11-13 21:58:45,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 21:58:45,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:45,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:45,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:45,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:45,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:45,881 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:58:45,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:45,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 388 states and 507 transitions. [2021-11-13 21:58:45,949 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 507 transitions. [2021-11-13 21:58:45,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 21:58:45,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:45,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:46,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:46,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:58:46,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:46,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:46,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:46,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 397 states and 518 transitions. [2021-11-13 21:58:46,745 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 518 transitions. [2021-11-13 21:58:46,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 21:58:46,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:46,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:46,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:46,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:47,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:58:48,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:48,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 398 states and 520 transitions. [2021-11-13 21:58:48,046 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2021-11-13 21:58:48,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 21:58:48,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:48,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:48,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:58:48,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:48,354 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:58:48,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:48,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 411 states and 535 transitions. [2021-11-13 21:58:48,515 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 535 transitions. [2021-11-13 21:58:48,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 21:58:48,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:48,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:48,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:58:48,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:48,948 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:58:48,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:48,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 420 states and 545 transitions. [2021-11-13 21:58:48,997 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 545 transitions. [2021-11-13 21:58:48,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 21:58:48,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:49,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:49,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:58:49,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:49,306 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:58:49,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:49,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-13 21:58:49,334 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-13 21:58:49,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:58:49,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:49,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:50,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 21:58:50,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:50,310 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:58:50,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:50,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-13 21:58:50,366 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-13 21:58:50,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:58:50,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:50,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:51,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 21:58:51,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:51,203 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 21:58:51,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:51,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 425 states and 555 transitions. [2021-11-13 21:58:51,320 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 555 transitions. [2021-11-13 21:58:51,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 21:58:51,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:51,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:51,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:51,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:51,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:51,718 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 21:58:52,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:52,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-13 21:58:52,449 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-13 21:58:52,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 21:58:52,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:52,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:53,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:58:53,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:53,298 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-13 21:58:53,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:53,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 428 states and 561 transitions. [2021-11-13 21:58:53,585 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 561 transitions. [2021-11-13 21:58:53,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 21:58:53,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:53,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:53,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:58:53,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:54,135 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-13 21:58:55,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:55,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 429 states and 563 transitions. [2021-11-13 21:58:55,091 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 563 transitions. [2021-11-13 21:58:55,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 21:58:55,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:55,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:55,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:58:55,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:55,419 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 21:58:55,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:55,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 429 states and 561 transitions. [2021-11-13 21:58:55,438 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 561 transitions. [2021-11-13 21:58:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 21:58:55,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:55,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:55,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:58:55,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:58:55,916 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 21:58:57,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:57,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 432 states and 563 transitions. [2021-11-13 21:58:57,369 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 563 transitions. [2021-11-13 21:58:57,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 21:58:57,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:57,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-13 21:59:07,616 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) [2021-11-13 21:59:07,619 INFO L158 Benchmark]: Toolchain (without parser) took 38361.49ms. Allocated memory was 130.0MB in the beginning and 289.4MB in the end (delta: 159.4MB). Free memory was 90.5MB in the beginning and 189.3MB in the end (delta: -98.8MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2021-11-13 21:59:07,620 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 109.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 21:59:07,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1120.01ms. Allocated memory is still 130.0MB. Free memory was 90.4MB in the beginning and 73.7MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-13 21:59:07,620 INFO L158 Benchmark]: Boogie Procedure Inliner took 200.35ms. Allocated memory is still 130.0MB. Free memory was 73.7MB in the beginning and 63.8MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 21:59:07,621 INFO L158 Benchmark]: Boogie Preprocessor took 180.28ms. Allocated memory is still 130.0MB. Free memory was 63.8MB in the beginning and 98.7MB in the end (delta: -35.0MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2021-11-13 21:59:07,621 INFO L158 Benchmark]: RCFGBuilder took 4724.74ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 98.7MB in the beginning and 118.3MB in the end (delta: -19.6MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. [2021-11-13 21:59:07,622 INFO L158 Benchmark]: CodeCheck took 32131.24ms. Allocated memory was 188.7MB in the beginning and 289.4MB in the end (delta: 100.7MB). Free memory was 118.3MB in the beginning and 189.3MB in the end (delta: -71.0MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2021-11-13 21:59:07,625 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 0.30ms. Allocated memory is still 130.0MB. Free memory is still 109.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1120.01ms. Allocated memory is still 130.0MB. Free memory was 90.4MB in the beginning and 73.7MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 200.35ms. Allocated memory is still 130.0MB. Free memory was 73.7MB in the beginning and 63.8MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 180.28ms. Allocated memory is still 130.0MB. Free memory was 63.8MB in the beginning and 98.7MB in the end (delta: -35.0MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * RCFGBuilder took 4724.74ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 98.7MB in the beginning and 118.3MB in the end (delta: -19.6MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. * CodeCheck took 32131.24ms. Allocated memory was 188.7MB in the beginning and 289.4MB in the end (delta: 100.7MB). Free memory was 118.3MB in the beginning and 189.3MB in the end (delta: -71.0MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 21:59:07,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/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_6ee37b86-509a-409b-b691-d819c0b83816/bin/ukojak-2xVlg8857e/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