./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2dcad53e9f7fd6e0b6384d19db4719ec6aa2601fd94c6ce0d3c746f1ec6b3601 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:52:47,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:52:47,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:52:47,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:52:47,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:52:47,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:52:47,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:52:47,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:52:47,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:52:47,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:52:47,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:52:47,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:52:47,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:52:47,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:52:47,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:52:47,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:52:47,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:52:47,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:52:47,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:52:47,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:52:47,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:52:47,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:52:47,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:52:47,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:52:47,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:52:47,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:52:47,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:52:47,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:52:47,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:52:47,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:52:47,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:52:47,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:52:47,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:52:47,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:52:47,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:52:47,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:52:47,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:52:47,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:52:47,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:52:47,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:52:47,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:52:47,416 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 04:52:47,458 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:52:47,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:52:47,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:52:47,461 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:52:47,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:52:47,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:52:47,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:52:47,462 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:52:47,463 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:52:47,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:52:47,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:52:47,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:52:47,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:52:47,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:52:47,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:52:47,466 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:52:47,466 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:52:47,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:52:47,467 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:52:47,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:52:47,467 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:52:47,467 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:52:47,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:52:47,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:52:47,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:52:47,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:52:47,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:52:47,469 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:52:47,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:52:47,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:52:47,470 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_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2dcad53e9f7fd6e0b6384d19db4719ec6aa2601fd94c6ce0d3c746f1ec6b3601 [2021-11-21 04:52:47,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:52:47,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:52:47,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:52:47,836 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:52:47,837 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:52:47,838 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i [2021-11-21 04:52:47,915 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/data/404597aac/7f01a5aa7c7d4438952937b2b2923ffb/FLAGd9ebbfe1e [2021-11-21 04:52:48,656 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:52:48,656 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i [2021-11-21 04:52:48,684 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/data/404597aac/7f01a5aa7c7d4438952937b2b2923ffb/FLAGd9ebbfe1e [2021-11-21 04:52:48,936 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/data/404597aac/7f01a5aa7c7d4438952937b2b2923ffb [2021-11-21 04:52:48,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:52:48,941 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:52:48,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:52:48,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:52:48,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:52:48,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:52:48" (1/1) ... [2021-11-21 04:52:48,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79b55b7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:48, skipping insertion in model container [2021-11-21 04:52:48,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:52:48" (1/1) ... [2021-11-21 04:52:48,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:52:49,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:52:49,555 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i[33021,33034] [2021-11-21 04:52:49,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:52:49,795 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:52:49,848 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i[33021,33034] [2021-11-21 04:52:49,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:52:50,006 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:52:50,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50 WrapperNode [2021-11-21 04:52:50,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:52:50,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:52:50,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:52:50,009 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:52:50,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,063 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,174 INFO L137 Inliner]: procedures = 177, calls = 448, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1451 [2021-11-21 04:52:50,175 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:52:50,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:52:50,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:52:50,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:52:50,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:52:50,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:52:50,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:52:50,354 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:52:50,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:52:50,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:52:50,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:52:50,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:52:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:52:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 04:52:50,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 04:52:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:52:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 04:52:50,433 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 04:52:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 04:52:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:52:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:52:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 04:52:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 04:52:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:52:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:52:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:52:50,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:52:50,678 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:52:50,679 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:52:52,116 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:52:52,670 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:52:52,670 INFO L301 CfgBuilder]: Removed 77 assume(true) statements. [2021-11-21 04:52:52,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:52:52 BoogieIcfgContainer [2021-11-21 04:52:52,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:52:52,675 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:52:52,675 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:52:52,685 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:52:52,686 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:52:52" (1/1) ... [2021-11-21 04:52:52,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:52:52,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:52,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 161 states and 278 transitions. [2021-11-21 04:52:52,780 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 278 transitions. [2021-11-21 04:52:52,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 04:52:52,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:52,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:52,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:52:52,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:53,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:53,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:53,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 163 states and 281 transitions. [2021-11-21 04:52:53,064 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 281 transitions. [2021-11-21 04:52:53,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:52:53,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:53,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:53,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:52:53,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:53,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:53,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:53,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 280 transitions. [2021-11-21 04:52:53,200 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 280 transitions. [2021-11-21 04:52:53,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:52:53,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:53,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:53,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:53,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:52:53,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:53,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:53,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:53,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 162 states and 276 transitions. [2021-11-21 04:52:53,323 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2021-11-21 04:52:53,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 04:52:53,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:53,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:53,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:52:53,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:53,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:53,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:53,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 162 states and 268 transitions. [2021-11-21 04:52:53,483 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 268 transitions. [2021-11-21 04:52:53,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 04:52:53,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:53,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:53,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:52:53,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:53,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:53,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:53,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2021-11-21 04:52:53,671 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2021-11-21 04:52:53,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:52:53,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:53,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:53,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:52:53,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:53,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:54,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:54,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 162 states and 244 transitions. [2021-11-21 04:52:54,048 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 244 transitions. [2021-11-21 04:52:54,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:52:54,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:54,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:54,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:52:54,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:54,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:55,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:55,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 207 states and 300 transitions. [2021-11-21 04:52:55,052 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 300 transitions. [2021-11-21 04:52:55,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:52:55,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:55,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:55,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:52:55,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:55,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:55,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:55,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 207 states and 298 transitions. [2021-11-21 04:52:55,254 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 298 transitions. [2021-11-21 04:52:55,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:52:55,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:55,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:55,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:52:55,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:55,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:55,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:55,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 207 states and 296 transitions. [2021-11-21 04:52:55,450 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 296 transitions. [2021-11-21 04:52:55,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:52:55,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:55,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:55,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:55,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:52:55,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:55,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:56,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:56,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 253 states and 354 transitions. [2021-11-21 04:52:56,253 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2021-11-21 04:52:56,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 04:52:56,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:56,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:56,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:52:56,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:56,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:56,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:56,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 253 states and 352 transitions. [2021-11-21 04:52:56,463 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 352 transitions. [2021-11-21 04:52:56,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 04:52:56,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:56,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:56,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:52:56,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:56,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:56,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:56,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 253 states and 350 transitions. [2021-11-21 04:52:56,671 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 350 transitions. [2021-11-21 04:52:56,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:52:56,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:56,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:56,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:52:56,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:56,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:56,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:56,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 253 states and 348 transitions. [2021-11-21 04:52:56,879 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 348 transitions. [2021-11-21 04:52:56,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:52:56,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:56,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:56,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:52:56,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:57,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:57,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:57,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 253 states and 346 transitions. [2021-11-21 04:52:57,079 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 346 transitions. [2021-11-21 04:52:57,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:52:57,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:57,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:57,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:57,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:52:57,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:57,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:57,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:57,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 287 states and 388 transitions. [2021-11-21 04:52:57,844 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 388 transitions. [2021-11-21 04:52:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:52:57,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:57,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:57,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:52:57,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:58,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:52:58,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:58,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 290 states and 390 transitions. [2021-11-21 04:52:58,105 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 390 transitions. [2021-11-21 04:52:58,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:52:58,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:58,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:58,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:58,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:52:58,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:58,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:52:58,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:58,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2021-11-21 04:52:58,518 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2021-11-21 04:52:58,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:52:58,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:58,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:58,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:52:58,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:58,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:52:58,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:58,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 293 states and 390 transitions. [2021-11-21 04:52:58,796 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 390 transitions. [2021-11-21 04:52:58,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:52:58,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:58,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:58,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:58,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:52:58,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:59,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:52:59,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:59,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 296 states and 392 transitions. [2021-11-21 04:52:59,076 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 392 transitions. [2021-11-21 04:52:59,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:52:59,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:59,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:59,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:52:59,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:59,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:52:59,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:59,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 299 states and 394 transitions. [2021-11-21 04:52:59,354 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 394 transitions. [2021-11-21 04:52:59,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:52:59,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:59,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:59,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:52:59,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:52:59,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:52:59,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:59,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 302 states and 396 transitions. [2021-11-21 04:52:59,738 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2021-11-21 04:52:59,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:52:59,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:59,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:52:59,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:52:59,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:00,086 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:53:00,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:00,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 305 states and 398 transitions. [2021-11-21 04:53:00,110 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 398 transitions. [2021-11-21 04:53:00,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:53:00,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:00,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:00,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:53:00,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:00,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:53:00,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:00,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-21 04:53:00,380 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-21 04:53:00,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:53:00,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:00,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:00,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:53:00,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:00,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:53:00,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:00,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 314 states and 408 transitions. [2021-11-21 04:53:00,988 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 408 transitions. [2021-11-21 04:53:00,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:53:00,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:00,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:01,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:01,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:53:01,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:01,245 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:53:01,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:01,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 323 states and 418 transitions. [2021-11-21 04:53:01,297 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 418 transitions. [2021-11-21 04:53:01,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:53:01,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:01,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:01,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:53:01,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:01,561 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:53:01,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:01,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 332 states and 428 transitions. [2021-11-21 04:53:01,602 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 428 transitions. [2021-11-21 04:53:01,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:53:01,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:01,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:01,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:01,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:53:01,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:01,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:53:02,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:02,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 341 states and 439 transitions. [2021-11-21 04:53:02,128 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 439 transitions. [2021-11-21 04:53:02,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:53:02,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:02,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:02,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:02,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:53:02,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:02,409 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:53:02,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:02,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 350 states and 449 transitions. [2021-11-21 04:53:02,472 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 449 transitions. [2021-11-21 04:53:02,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:53:02,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:02,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:02,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:53:02,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:02,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:53:02,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:02,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 359 states and 459 transitions. [2021-11-21 04:53:02,821 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 459 transitions. [2021-11-21 04:53:02,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:53:02,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:02,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:02,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:53:02,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:03,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:53:03,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:03,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 368 states and 470 transitions. [2021-11-21 04:53:03,555 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 470 transitions. [2021-11-21 04:53:03,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:53:03,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:03,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:03,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:53:03,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:03,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:53:04,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:04,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 369 states and 472 transitions. [2021-11-21 04:53:04,195 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 472 transitions. [2021-11-21 04:53:04,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:53:04,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:04,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:04,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:53:04,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:04,502 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:53:04,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:04,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 382 states and 487 transitions. [2021-11-21 04:53:04,641 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 487 transitions. [2021-11-21 04:53:04,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:53:04,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:04,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:04,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:53:04,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:05,043 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:53:05,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 391 states and 497 transitions. [2021-11-21 04:53:05,084 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 497 transitions. [2021-11-21 04:53:05,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 04:53:05,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:05,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:05,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:53:05,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:05,364 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:53:05,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:05,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-21 04:53:05,382 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-21 04:53:05,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 04:53:05,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:05,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:05,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 04:53:05,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:06,128 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:53:06,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:06,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-21 04:53:06,190 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-21 04:53:06,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 04:53:06,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:06,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:06,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-21 04:53:06,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 04:53:06,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:06,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 396 states and 507 transitions. [2021-11-21 04:53:06,838 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 507 transitions. [2021-11-21 04:53:06,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 04:53:06,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:06,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:06,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:53:07,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:07,208 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:53:07,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:07,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 397 states and 509 transitions. [2021-11-21 04:53:07,790 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 509 transitions. [2021-11-21 04:53:07,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:53:07,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:07,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:12,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:53:12,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:13,024 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 04:53:13,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:13,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 399 states and 513 transitions. [2021-11-21 04:53:13,458 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 513 transitions. [2021-11-21 04:53:13,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 04:53:13,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:13,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:13,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:53:13,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:14,144 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 04:53:15,782 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 04:53:15,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:15,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 400 states and 515 transitions. [2021-11-21 04:53:15,827 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 515 transitions. [2021-11-21 04:53:15,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 04:53:15,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:15,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:15,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:53:15,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:16,142 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 04:53:16,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:16,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 400 states and 513 transitions. [2021-11-21 04:53:16,154 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 513 transitions. [2021-11-21 04:53:16,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 04:53:16,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:16,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:16,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:53:16,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:16,590 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 04:53:18,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:18,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 403 states and 515 transitions. [2021-11-21 04:53:18,264 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 515 transitions. [2021-11-21 04:53:18,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 04:53:18,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:18,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:19,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:19,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 04:53:19,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:20,131 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 04:53:20,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:20,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 405 states and 520 transitions. [2021-11-21 04:53:20,650 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 520 transitions. [2021-11-21 04:53:20,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 04:53:20,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:20,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:20,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:53:20,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:21,177 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 04:53:22,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:22,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 408 states and 522 transitions. [2021-11-21 04:53:22,061 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 522 transitions. [2021-11-21 04:53:22,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 04:53:22,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:22,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:23,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:23,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-21 04:53:23,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:23,749 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-21 04:53:24,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:24,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 410 states and 525 transitions. [2021-11-21 04:53:24,392 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 525 transitions. [2021-11-21 04:53:24,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 04:53:24,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:24,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:24,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:53:24,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:25,134 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-21 04:53:25,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:25,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 413 states and 527 transitions. [2021-11-21 04:53:25,789 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 527 transitions. [2021-11-21 04:53:25,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 04:53:25,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:25,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:26,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 04:53:26,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:26,916 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 80 proven. 10 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-21 04:53:27,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:27,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 410 states and 523 transitions. [2021-11-21 04:53:27,702 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 523 transitions. [2021-11-21 04:53:27,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 04:53:27,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:27,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:31,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 04:53:31,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:32,615 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 83 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-21 04:53:34,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:34,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 04:53:34,812 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 04:53:34,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 04:53:34,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:34,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:36,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:36,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 04:53:36,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:37,402 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 164 proven. 55 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-21 04:53:39,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:39,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 04:53:39,113 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 04:53:39,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 04:53:39,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:39,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:42,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:53:42,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:42,870 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 161 proven. 55 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-21 04:53:43,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:43,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 04:53:43,600 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 04:53:43,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 04:53:43,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:43,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:45,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 04:53:45,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:45,379 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-21 04:53:46,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:46,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 414 states and 530 transitions. [2021-11-21 04:53:46,058 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 530 transitions. [2021-11-21 04:53:46,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 04:53:46,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:46,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:49,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 04:53:49,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:50,889 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 04:53:52,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:52,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 414 states and 530 transitions. [2021-11-21 04:53:52,009 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 530 transitions. [2021-11-21 04:53:52,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 04:53:52,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:52,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:53,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:53,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 04:53:53,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:53:54,045 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 155 proven. 21 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2021-11-21 04:53:55,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:55,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 416 states and 533 transitions. [2021-11-21 04:53:55,446 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 533 transitions. [2021-11-21 04:53:55,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 04:53:55,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:55,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:00,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-21 04:54:00,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:01,116 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 200 proven. 28 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-11-21 04:54:02,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:02,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 418 states and 536 transitions. [2021-11-21 04:54:02,958 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 536 transitions. [2021-11-21 04:54:02,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 04:54:02,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:02,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:05,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:05,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-21 04:54:05,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:54:06,518 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 344 proven. 136 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-21 04:54:07,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:07,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 418 states and 536 transitions. [2021-11-21 04:54:07,780 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 536 transitions. [2021-11-21 04:54:07,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 04:54:07,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:07,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:17,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 04:54:17,991 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-21 04:54:17,994 INFO L158 Benchmark]: Toolchain (without parser) took 89052.53ms. Allocated memory was 102.8MB in the beginning and 356.5MB in the end (delta: 253.8MB). Free memory was 61.3MB in the beginning and 116.3MB in the end (delta: -55.1MB). Peak memory consumption was 200.1MB. Max. memory is 16.1GB. [2021-11-21 04:54:17,994 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 102.8MB. Free memory was 80.5MB in the beginning and 80.4MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:54:17,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1062.35ms. Allocated memory is still 102.8MB. Free memory was 61.1MB in the beginning and 50.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-11-21 04:54:17,996 INFO L158 Benchmark]: Boogie Procedure Inliner took 166.64ms. Allocated memory was 102.8MB in the beginning and 146.8MB in the end (delta: 44.0MB). Free memory was 50.3MB in the beginning and 117.5MB in the end (delta: -67.1MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2021-11-21 04:54:17,996 INFO L158 Benchmark]: Boogie Preprocessor took 177.23ms. Allocated memory is still 146.8MB. Free memory was 117.5MB in the beginning and 107.7MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 04:54:17,997 INFO L158 Benchmark]: RCFGBuilder took 2320.57ms. Allocated memory is still 146.8MB. Free memory was 107.7MB in the beginning and 70.5MB in the end (delta: 37.1MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2021-11-21 04:54:17,998 INFO L158 Benchmark]: CodeCheck took 85318.12ms. Allocated memory was 146.8MB in the beginning and 356.5MB in the end (delta: 209.7MB). Free memory was 69.6MB in the beginning and 116.3MB in the end (delta: -46.8MB). Peak memory consumption was 164.6MB. Max. memory is 16.1GB. [2021-11-21 04:54:18,002 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 102.8MB. Free memory was 80.5MB in the beginning and 80.4MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1062.35ms. Allocated memory is still 102.8MB. Free memory was 61.1MB in the beginning and 50.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 166.64ms. Allocated memory was 102.8MB in the beginning and 146.8MB in the end (delta: 44.0MB). Free memory was 50.3MB in the beginning and 117.5MB in the end (delta: -67.1MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 177.23ms. Allocated memory is still 146.8MB. Free memory was 117.5MB in the beginning and 107.7MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2320.57ms. Allocated memory is still 146.8MB. Free memory was 107.7MB in the beginning and 70.5MB in the end (delta: 37.1MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. * CodeCheck took 85318.12ms. Allocated memory was 146.8MB in the beginning and 356.5MB in the end (delta: 209.7MB). Free memory was 69.6MB in the beginning and 116.3MB in the end (delta: -46.8MB). Peak memory consumption was 164.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:54:18,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_822fc62b-e142-412e-af84-1524a824ec80/bin/ukojak-vF6T2TMglN/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown