./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.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_893f4c20-3d28-47eb-8222-2172a9d6328d/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/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_893f4c20-3d28-47eb-8222-2172a9d6328d/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/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_893f4c20-3d28-47eb-8222-2172a9d6328d/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 df25530cebe2f8dbf5c0f407e5ccf4cecba61e3d44431cb17b70a57441db534c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:05:01,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:05:01,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:05:01,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:05:01,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:05:01,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:05:01,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:05:01,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:05:01,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:05:01,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:05:01,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:05:01,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:05:01,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:05:01,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:05:01,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:05:01,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:05:01,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:05:01,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:05:01,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:05:01,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:05:01,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:05:01,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:05:01,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:05:01,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:05:01,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:05:01,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:05:01,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:05:01,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:05:01,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:05:01,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:05:01,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:05:01,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:05:01,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:05:01,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:05:01,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:05:01,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:05:02,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:05:02,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:05:02,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:05:02,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:05:02,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:05:02,007 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 21:05:02,049 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:05:02,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:05:02,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:05:02,052 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:05:02,053 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:05:02,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:05:02,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:05:02,054 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 21:05:02,054 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 21:05:02,054 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:05:02,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 21:05:02,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:05:02,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:05:02,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:05:02,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:05:02,056 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 21:05:02,057 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 21:05:02,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:05:02,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:05:02,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:05:02,058 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:05:02,058 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:05:02,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:05:02,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:05:02,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:05:02,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:05:02,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:05:02,059 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:05:02,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:05:02,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:05:02,060 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_893f4c20-3d28-47eb-8222-2172a9d6328d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df25530cebe2f8dbf5c0f407e5ccf4cecba61e3d44431cb17b70a57441db534c [2021-11-13 21:05:02,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:05:02,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:05:02,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:05:02,349 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:05:02,350 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:05:02,351 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i [2021-11-13 21:05:02,441 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/bin/ukojak-2xVlg8857e/data/8e9d3bf77/af06869c4cf54f4dbe91d03af564c95d/FLAGa2fd9143f [2021-11-13 21:05:03,122 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:05:03,122 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i [2021-11-13 21:05:03,151 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/bin/ukojak-2xVlg8857e/data/8e9d3bf77/af06869c4cf54f4dbe91d03af564c95d/FLAGa2fd9143f [2021-11-13 21:05:03,302 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/bin/ukojak-2xVlg8857e/data/8e9d3bf77/af06869c4cf54f4dbe91d03af564c95d [2021-11-13 21:05:03,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:05:03,306 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:05:03,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:05:03,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:05:03,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:05:03,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:03" (1/1) ... [2021-11-13 21:05:03,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ed045a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:03, skipping insertion in model container [2021-11-13 21:05:03,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:03" (1/1) ... [2021-11-13 21:05:03,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:05:03,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:05:03,881 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_893f4c20-3d28-47eb-8222-2172a9d6328d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i[33021,33034] [2021-11-13 21:05:04,073 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_893f4c20-3d28-47eb-8222-2172a9d6328d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i[49681,49694] [2021-11-13 21:05:04,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:05:04,091 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:05:04,144 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_893f4c20-3d28-47eb-8222-2172a9d6328d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i[33021,33034] [2021-11-13 21:05:04,262 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_893f4c20-3d28-47eb-8222-2172a9d6328d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i[49681,49694] [2021-11-13 21:05:04,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:05:04,308 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:05:04,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:04 WrapperNode [2021-11-13 21:05:04,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:05:04,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:05:04,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:05:04,310 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:05:04,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:04" (1/1) ... [2021-11-13 21:05:04,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:04" (1/1) ... [2021-11-13 21:05:04,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:05:04,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:05:04,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:05:04,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:05:04,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:04" (1/1) ... [2021-11-13 21:05:04,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:04" (1/1) ... [2021-11-13 21:05:04,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:04" (1/1) ... [2021-11-13 21:05:04,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:04" (1/1) ... [2021-11-13 21:05:04,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:04" (1/1) ... [2021-11-13 21:05:04,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:04" (1/1) ... [2021-11-13 21:05:04,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:04" (1/1) ... [2021-11-13 21:05:04,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:05:04,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:05:04,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:05:04,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:05:04,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:04" (1/1) ... [2021-11-13 21:05:04,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:05:04,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:05:04,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:05:04,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:05:04,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 21:05:04,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 21:05:04,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 21:05:04,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 21:05:04,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 21:05:04,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 21:05:04,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 21:05:04,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 21:05:04,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:05:04,691 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 21:05:04,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 21:05:04,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 21:05:04,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 21:05:04,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:05:04,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:05:06,930 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:05:06,931 INFO L299 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-13 21:05:06,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:06 BoogieIcfgContainer [2021-11-13 21:05:06,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:05:06,935 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:05:06,935 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:05:06,946 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:05:06,947 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:06" (1/1) ... [2021-11-13 21:05:06,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:05:07,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:07,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 164 states and 279 transitions. [2021-11-13 21:05:07,051 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 279 transitions. [2021-11-13 21:05:07,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 21:05:07,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:07,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:07,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:07,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:07,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:07,294 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 21:05:07,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:07,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 166 states and 282 transitions. [2021-11-13 21:05:07,331 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 282 transitions. [2021-11-13 21:05:07,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:07,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:07,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:07,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:07,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:07,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:07,448 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 21:05:07,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:07,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 281 transitions. [2021-11-13 21:05:07,455 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2021-11-13 21:05:07,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 21:05:07,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:07,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:07,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:07,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:07,542 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 21:05:07,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:07,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 165 states and 277 transitions. [2021-11-13 21:05:07,549 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 277 transitions. [2021-11-13 21:05:07,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 21:05:07,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:07,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:07,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:07,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:07,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:07,649 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 21:05:07,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:07,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 165 states and 269 transitions. [2021-11-13 21:05:07,657 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2021-11-13 21:05:07,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 21:05:07,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:07,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:07,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:07,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:07,786 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 21:05:07,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:07,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 165 states and 257 transitions. [2021-11-13 21:05:07,795 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2021-11-13 21:05:07,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 21:05:07,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:07,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:07,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:07,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:07,980 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 21:05:08,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:08,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 165 states and 245 transitions. [2021-11-13 21:05:08,099 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2021-11-13 21:05:08,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 21:05:08,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:08,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:08,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:08,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:08,439 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 21:05:09,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:09,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2021-11-13 21:05:09,020 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2021-11-13 21:05:09,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 21:05:09,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:09,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:09,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:09,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:09,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:09,272 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 21:05:09,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:09,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2021-11-13 21:05:09,279 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2021-11-13 21:05:09,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 21:05:09,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:09,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:09,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:09,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:09,490 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 21:05:09,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:09,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2021-11-13 21:05:09,505 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2021-11-13 21:05:09,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 21:05:09,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:09,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:09,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:09,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:09,838 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 21:05:10,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:10,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2021-11-13 21:05:10,378 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2021-11-13 21:05:10,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 21:05:10,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:10,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:10,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:10,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:10,559 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 21:05:10,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:10,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 256 states and 353 transitions. [2021-11-13 21:05:10,568 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 353 transitions. [2021-11-13 21:05:10,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 21:05:10,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:10,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:10,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:10,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:10,779 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 21:05:10,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:10,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 256 states and 351 transitions. [2021-11-13 21:05:10,800 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 351 transitions. [2021-11-13 21:05:10,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:05:10,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:10,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:10,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:10,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:11,010 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 21:05:11,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 256 states and 349 transitions. [2021-11-13 21:05:11,019 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 349 transitions. [2021-11-13 21:05:11,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:05:11,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:05:11,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:11,390 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 21:05:11,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 290 states and 391 transitions. [2021-11-13 21:05:11,708 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 391 transitions. [2021-11-13 21:05:11,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:05:11,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:11,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:11,941 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 21:05:11,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 290 states and 389 transitions. [2021-11-13 21:05:11,956 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2021-11-13 21:05:11,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:05:11,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:12,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:12,237 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 21:05:12,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 293 states and 391 transitions. [2021-11-13 21:05:12,277 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 391 transitions. [2021-11-13 21:05:12,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:05:12,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:12,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:12,485 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 21:05:12,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 293 states and 389 transitions. [2021-11-13 21:05:12,533 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 389 transitions. [2021-11-13 21:05:12,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:05:12,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:12,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:12,754 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 21:05:12,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2021-11-13 21:05:12,791 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2021-11-13 21:05:12,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:12,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:12,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:13,059 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 21:05:13,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:13,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2021-11-13 21:05:13,101 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2021-11-13 21:05:13,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:13,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:13,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:13,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:13,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:13,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:13,351 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 21:05:13,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:13,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 302 states and 395 transitions. [2021-11-13 21:05:13,400 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 395 transitions. [2021-11-13 21:05:13,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:13,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:13,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:13,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:13,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:05:13,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:13,718 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 21:05:13,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:13,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-13 21:05:13,743 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-13 21:05:13,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:13,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:13,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:13,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:13,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:05:13,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:14,089 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 21:05:14,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:14,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2021-11-13 21:05:14,114 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2021-11-13 21:05:14,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:14,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:14,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:14,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:14,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:14,333 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 21:05:14,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:14,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 308 states and 398 transitions. [2021-11-13 21:05:14,359 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 398 transitions. [2021-11-13 21:05:14,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 21:05:14,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:14,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:14,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:14,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:14,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:14,637 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 21:05:14,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:14,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 317 states and 409 transitions. [2021-11-13 21:05:14,945 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2021-11-13 21:05:14,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:14,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:14,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:15,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:15,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:15,211 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 21:05:15,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:15,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 326 states and 419 transitions. [2021-11-13 21:05:15,253 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 419 transitions. [2021-11-13 21:05:15,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:15,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:15,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:15,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:15,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:15,545 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 21:05:15,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:15,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 335 states and 429 transitions. [2021-11-13 21:05:15,590 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 429 transitions. [2021-11-13 21:05:15,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:15,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:15,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:15,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:15,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:15,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:15,871 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 21:05:16,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:16,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 344 states and 440 transitions. [2021-11-13 21:05:16,216 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 440 transitions. [2021-11-13 21:05:16,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 21:05:16,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:16,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:16,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:16,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:16,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:16,490 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 21:05:16,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:16,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 353 states and 450 transitions. [2021-11-13 21:05:16,548 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-13 21:05:16,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 21:05:16,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:16,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:16,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:16,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:16,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:16,808 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 21:05:16,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:16,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 362 states and 460 transitions. [2021-11-13 21:05:16,875 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 460 transitions. [2021-11-13 21:05:16,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 21:05:16,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:16,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:17,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:05:17,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:17,264 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 21:05:17,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:17,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 371 states and 471 transitions. [2021-11-13 21:05:17,465 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 471 transitions. [2021-11-13 21:05:17,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 21:05:17,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:17,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:17,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:17,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:17,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:17,746 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 21:05:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:18,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 372 states and 473 transitions. [2021-11-13 21:05:18,390 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 473 transitions. [2021-11-13 21:05:18,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 21:05:18,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:18,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:18,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:05:18,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:18,696 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 21:05:18,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:18,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 385 states and 488 transitions. [2021-11-13 21:05:18,836 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 488 transitions. [2021-11-13 21:05:18,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 21:05:18,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:18,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:18,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:05:18,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:19,224 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 21:05:19,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:19,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 394 states and 498 transitions. [2021-11-13 21:05:19,264 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 498 transitions. [2021-11-13 21:05:19,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 21:05:19,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:19,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:19,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:19,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:05:19,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:19,583 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 21:05:19,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:19,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-13 21:05:19,602 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-13 21:05:19,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:05:19,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:19,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:19,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:19,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:19,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:20,168 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 21:05:20,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:20,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-13 21:05:20,229 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-13 21:05:20,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:05:20,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:20,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:20,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 21:05:20,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:20,707 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 21:05:20,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:20,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 399 states and 508 transitions. [2021-11-13 21:05:20,821 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 508 transitions. [2021-11-13 21:05:20,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 21:05:20,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:20,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:21,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:21,228 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 21:05:22,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:22,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-13 21:05:22,253 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-13 21:05:22,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 21:05:22,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:22,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:22,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-13 21:05:22,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:23,058 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 21:05:23,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:23,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 401 states and 513 transitions. [2021-11-13 21:05:23,254 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 513 transitions. [2021-11-13 21:05:23,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 21:05:23,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:23,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:24,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 21:05:24,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:24,507 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 21:05:24,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:24,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 402 states and 514 transitions. [2021-11-13 21:05:24,674 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 514 transitions. [2021-11-13 21:05:24,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 21:05:24,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:24,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:24,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:05:24,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:25,335 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 21:05:26,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:26,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 403 states and 516 transitions. [2021-11-13 21:05:26,366 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2021-11-13 21:05:26,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 21:05:26,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:26,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:26,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 21:05:26,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:26,681 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 21:05:26,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:26,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 403 states and 514 transitions. [2021-11-13 21:05:26,695 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 514 transitions. [2021-11-13 21:05:26,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 21:05:26,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:26,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:26,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:26,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:27,098 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 21:05:28,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:28,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-13 21:05:28,363 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-13 21:05:28,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 21:05:28,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:28,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:29,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:29,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:29,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:29,925 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-13 21:05:30,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 408 states and 521 transitions. [2021-11-13 21:05:30,370 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 521 transitions. [2021-11-13 21:05:30,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 21:05:30,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:30,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:30,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 21:05:30,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:30,763 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-13 21:05:31,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:31,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 411 states and 523 transitions. [2021-11-13 21:05:31,556 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 523 transitions. [2021-11-13 21:05:31,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-13 21:05:31,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:31,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:32,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-13 21:05:32,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:32,780 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-13 21:05:33,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:33,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 413 states and 526 transitions. [2021-11-13 21:05:33,733 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 526 transitions. [2021-11-13 21:05:33,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 21:05:33,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:33,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:33,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:33,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 21:05:33,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:34,359 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-13 21:05:35,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:35,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 416 states and 528 transitions. [2021-11-13 21:05:35,517 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 528 transitions. [2021-11-13 21:05:35,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-13 21:05:35,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:35,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:36,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-13 21:05:36,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:36,958 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 83 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-13 21:05:38,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 415 states and 531 transitions. [2021-11-13 21:05:38,100 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 531 transitions. [2021-11-13 21:05:38,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 21:05:38,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:40,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 21:05:40,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:40,583 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 161 proven. 55 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 21:05:40,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:40,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 415 states and 531 transitions. [2021-11-13 21:05:40,993 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 531 transitions. [2021-11-13 21:05:40,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 21:05:40,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:40,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:45,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-13 21:05:45,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:46,290 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-13 21:05:47,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:47,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 417 states and 539 transitions. [2021-11-13 21:05:47,005 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 539 transitions. [2021-11-13 21:05:47,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 21:05:47,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:47,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:55,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 21:05:55,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:55,966 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 21:05:56,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:56,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 417 states and 539 transitions. [2021-11-13 21:05:56,776 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 539 transitions. [2021-11-13 21:05:56,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 21:05:56,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:56,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:59,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 21:05:59,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:59,573 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 21:05:59,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:59,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 417 states and 539 transitions. [2021-11-13 21:05:59,583 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 539 transitions. [2021-11-13 21:05:59,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 21:05:59,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:59,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-13 21:06:09,792 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 21:06:09,796 INFO L158 Benchmark]: Toolchain (without parser) took 66489.18ms. Allocated memory was 117.4MB in the beginning and 237.0MB in the end (delta: 119.5MB). Free memory was 82.5MB in the beginning and 102.3MB in the end (delta: -19.8MB). Peak memory consumption was 100.1MB. Max. memory is 16.1GB. [2021-11-13 21:06:09,797 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 40.3MB in the beginning and 40.2MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 21:06:09,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1001.56ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 65.0MB in the end (delta: 17.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-13 21:06:09,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 155.87ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 89.2MB in the end (delta: -24.2MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-11-13 21:06:09,800 INFO L158 Benchmark]: Boogie Preprocessor took 126.45ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 79.5MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 21:06:09,801 INFO L158 Benchmark]: RCFGBuilder took 2340.94ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 79.5MB in the beginning and 73.5MB in the end (delta: 6.0MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2021-11-13 21:06:09,802 INFO L158 Benchmark]: CodeCheck took 62859.37ms. Allocated memory was 151.0MB in the beginning and 237.0MB in the end (delta: 86.0MB). Free memory was 73.5MB in the beginning and 102.3MB in the end (delta: -28.8MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2021-11-13 21:06:09,806 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 40.3MB in the beginning and 40.2MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1001.56ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 65.0MB in the end (delta: 17.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 155.87ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 89.2MB in the end (delta: -24.2MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 126.45ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 79.5MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2340.94ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 79.5MB in the beginning and 73.5MB in the end (delta: 6.0MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. * CodeCheck took 62859.37ms. Allocated memory was 151.0MB in the beginning and 237.0MB in the end (delta: 86.0MB). Free memory was 73.5MB in the beginning and 102.3MB in the end (delta: -28.8MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 21:06:09,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_893f4c20-3d28-47eb-8222-2172a9d6328d/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_893f4c20-3d28-47eb-8222-2172a9d6328d/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