./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ff5be3465740cb655882704e7eef418c95d0bbd56a2060e741c7d3e996e58af7 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:04:28,158 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:04:28,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:04:28,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:04:28,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:04:28,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:04:28,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:04:28,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:04:28,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:04:28,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:04:28,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:04:28,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:04:28,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:04:28,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:04:28,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:04:28,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:04:28,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:04:28,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:04:28,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:04:28,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:04:28,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:04:28,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:04:28,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:04:28,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:04:28,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:04:28,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:04:28,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:04:28,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:04:28,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:04:28,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:04:28,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:04:28,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:04:28,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:04:28,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:04:28,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:04:28,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:04:28,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:04:28,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:04:28,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:04:28,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:04:28,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:04:28,250 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:04:28,272 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:04:28,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:04:28,273 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:04:28,273 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:04:28,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:04:28,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:04:28,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:04:28,274 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:04:28,274 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:04:28,275 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:04:28,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:04:28,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:04:28,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:04:28,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:04:28,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:04:28,276 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:04:28,276 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:04:28,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:04:28,276 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:04:28,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:04:28,277 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:04:28,277 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:04:28,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:04:28,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:04:28,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:04:28,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:04:28,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:04:28,278 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:04:28,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:04:28,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:04:28,279 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_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff5be3465740cb655882704e7eef418c95d0bbd56a2060e741c7d3e996e58af7 [2021-11-25 07:04:28,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:04:28,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:04:28,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:04:28,583 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:04:28,584 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:04:28,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i [2021-11-25 07:04:28,656 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/data/d4cef9e07/80aec68a54b24ee6bafdee28ead7f84b/FLAG4a65c3546 [2021-11-25 07:04:29,282 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:04:29,282 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i [2021-11-25 07:04:29,303 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/data/d4cef9e07/80aec68a54b24ee6bafdee28ead7f84b/FLAG4a65c3546 [2021-11-25 07:04:29,458 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/data/d4cef9e07/80aec68a54b24ee6bafdee28ead7f84b [2021-11-25 07:04:29,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:04:29,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:04:29,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:04:29,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:04:29,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:04:29,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:04:29" (1/1) ... [2021-11-25 07:04:29,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72abe053 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:29, skipping insertion in model container [2021-11-25 07:04:29,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:04:29" (1/1) ... [2021-11-25 07:04:29,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:04:29,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:04:30,251 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_17b91ff2-5e07-4830-bce9-55d23c647d5d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[44118,44131] [2021-11-25 07:04:30,274 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_17b91ff2-5e07-4830-bce9-55d23c647d5d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[44660,44673] [2021-11-25 07:04:30,435 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_17b91ff2-5e07-4830-bce9-55d23c647d5d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[56247,56260] [2021-11-25 07:04:30,438 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_17b91ff2-5e07-4830-bce9-55d23c647d5d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[56368,56381] [2021-11-25 07:04:30,455 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:04:30,465 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:04:30,518 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_17b91ff2-5e07-4830-bce9-55d23c647d5d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[44118,44131] [2021-11-25 07:04:30,520 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_17b91ff2-5e07-4830-bce9-55d23c647d5d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[44660,44673] [2021-11-25 07:04:30,594 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_17b91ff2-5e07-4830-bce9-55d23c647d5d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[56247,56260] [2021-11-25 07:04:30,595 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_17b91ff2-5e07-4830-bce9-55d23c647d5d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[56368,56381] [2021-11-25 07:04:30,598 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:04:30,675 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:04:30,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:30 WrapperNode [2021-11-25 07:04:30,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:04:30,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:04:30,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:04:30,677 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:04:30,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:30" (1/1) ... [2021-11-25 07:04:30,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:30" (1/1) ... [2021-11-25 07:04:30,819 INFO L137 Inliner]: procedures = 282, calls = 294, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1050 [2021-11-25 07:04:30,819 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:04:30,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:04:30,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:04:30,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:04:30,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:30" (1/1) ... [2021-11-25 07:04:30,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:30" (1/1) ... [2021-11-25 07:04:30,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:30" (1/1) ... [2021-11-25 07:04:30,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:30" (1/1) ... [2021-11-25 07:04:30,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:30" (1/1) ... [2021-11-25 07:04:30,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:30" (1/1) ... [2021-11-25 07:04:31,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:30" (1/1) ... [2021-11-25 07:04:31,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:04:31,056 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:04:31,057 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:04:31,057 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:04:31,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:04:30" (1/1) ... [2021-11-25 07:04:31,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:04:31,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:04:31,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:04:31,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:04:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:04:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 07:04:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:04:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:04:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2021-11-25 07:04:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2021-11-25 07:04:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:04:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:04:31,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:04:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:04:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:04:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:04:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2021-11-25 07:04:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2021-11-25 07:04:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:04:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2021-11-25 07:04:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2021-11-25 07:04:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:04:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:04:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:04:31,340 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:04:31,342 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:04:32,427 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:04:32,812 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:04:32,812 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-25 07:04:32,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:04:32 BoogieIcfgContainer [2021-11-25 07:04:32,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:04:32,816 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:04:32,816 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:04:32,827 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:04:32,828 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:04:32" (1/1) ... [2021-11-25 07:04:32,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:04:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:32,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 158 states and 248 transitions. [2021-11-25 07:04:32,918 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 248 transitions. [2021-11-25 07:04:32,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:04:32,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:32,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:33,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-25 07:04:33,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:33,244 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-11-25 07:04:33,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 51 [2021-11-25 07:04:33,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 07:04:33,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 07:04:33,512 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 07:04:33,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-25 07:04:33,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 07:04:33,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:04:33,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 07:04:33,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:33,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:33,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 161 states and 253 transitions. [2021-11-25 07:04:33,651 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 253 transitions. [2021-11-25 07:04:33,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:04:33,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:33,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:33,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 07:04:33,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:33,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 07:04:33,820 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-11-25 07:04:33,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 51 [2021-11-25 07:04:33,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 07:04:33,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 07:04:34,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-25 07:04:34,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-25 07:04:34,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 07:04:34,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:04:34,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-11-25 07:04:34,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:34,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:34,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 162 states and 254 transitions. [2021-11-25 07:04:34,208 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 254 transitions. [2021-11-25 07:04:34,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:04:34,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:34,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:34,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:34,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:04:34,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:34,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:34,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:34,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 162 states and 252 transitions. [2021-11-25 07:04:34,331 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 252 transitions. [2021-11-25 07:04:34,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:04:34,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:34,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:34,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:34,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:34,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 162 states and 247 transitions. [2021-11-25 07:04:34,560 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 247 transitions. [2021-11-25 07:04:34,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:04:34,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:34,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:34,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:04:34,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:34,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:34,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:34,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 162 states and 241 transitions. [2021-11-25 07:04:34,674 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 241 transitions. [2021-11-25 07:04:34,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:04:34,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:34,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:34,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:04:34,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:34,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:34,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:34,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 162 states and 239 transitions. [2021-11-25 07:04:34,815 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 239 transitions. [2021-11-25 07:04:34,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:04:34,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:34,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:34,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:04:34,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:34,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:34,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:34,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 162 states and 237 transitions. [2021-11-25 07:04:34,989 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 237 transitions. [2021-11-25 07:04:34,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:04:34,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:34,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:35,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:04:35,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:35,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:35,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:35,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 179 states and 263 transitions. [2021-11-25 07:04:35,530 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 263 transitions. [2021-11-25 07:04:35,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:04:35,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:35,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:35,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:04:35,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:35,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:36,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:36,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 197 states and 290 transitions. [2021-11-25 07:04:36,342 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 290 transitions. [2021-11-25 07:04:36,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:04:36,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:36,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:36,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:04:36,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:36,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:36,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:36,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 197 states and 288 transitions. [2021-11-25 07:04:36,486 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 288 transitions. [2021-11-25 07:04:36,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:04:36,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:36,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:36,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:36,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:04:36,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:36,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:36,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:36,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 197 states and 284 transitions. [2021-11-25 07:04:36,597 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 284 transitions. [2021-11-25 07:04:36,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:04:36,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:36,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:36,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:04:36,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:36,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:04:36,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:36,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 200 states and 286 transitions. [2021-11-25 07:04:36,792 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 286 transitions. [2021-11-25 07:04:36,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:04:36,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:36,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:36,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:04:36,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:36,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:04:36,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:36,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 203 states and 288 transitions. [2021-11-25 07:04:36,976 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 288 transitions. [2021-11-25 07:04:36,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:04:36,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:36,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:37,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 1623 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:04:37,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:37,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:37,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:37,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 203 states and 282 transitions. [2021-11-25 07:04:37,572 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 282 transitions. [2021-11-25 07:04:37,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:04:37,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:37,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:37,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 07:04:37,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:37,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:38,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:38,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 229 states and 326 transitions. [2021-11-25 07:04:38,759 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 326 transitions. [2021-11-25 07:04:38,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:04:38,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:38,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:39,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 1624 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:04:39,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:39,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:39,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:39,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 238 states and 338 transitions. [2021-11-25 07:04:39,438 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 338 transitions. [2021-11-25 07:04:39,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:04:39,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:39,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:39,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 07:04:39,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:39,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:40,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:40,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 265 states and 385 transitions. [2021-11-25 07:04:40,822 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 385 transitions. [2021-11-25 07:04:40,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:04:40,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:40,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:41,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 1625 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:04:41,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:41,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:41,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:41,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 274 states and 398 transitions. [2021-11-25 07:04:41,592 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 398 transitions. [2021-11-25 07:04:41,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:04:41,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:41,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:42,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 1594 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:04:42,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:43,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:43,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 288 states and 416 transitions. [2021-11-25 07:04:43,280 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 416 transitions. [2021-11-25 07:04:43,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:04:43,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:43,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:43,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 07:04:43,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:43,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:04:43,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:43,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 291 states and 418 transitions. [2021-11-25 07:04:43,512 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 418 transitions. [2021-11-25 07:04:43,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:04:43,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:43,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:43,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 07:04:43,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:43,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:04:43,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:43,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 294 states and 420 transitions. [2021-11-25 07:04:43,735 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 420 transitions. [2021-11-25 07:04:43,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:04:43,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:43,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:43,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 07:04:43,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:44,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:46,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:46,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 310 states and 466 transitions. [2021-11-25 07:04:46,302 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 466 transitions. [2021-11-25 07:04:46,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:04:46,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:46,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:46,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 07:04:46,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:46,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:48,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:48,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 324 states and 507 transitions. [2021-11-25 07:04:48,865 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 507 transitions. [2021-11-25 07:04:48,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:04:48,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:48,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:49,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 1609 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:04:49,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:49,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:04:49,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:49,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 327 states and 509 transitions. [2021-11-25 07:04:49,435 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 509 transitions. [2021-11-25 07:04:49,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 07:04:49,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:49,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:49,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:04:49,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:49,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:50,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:50,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 331 states and 518 transitions. [2021-11-25 07:04:50,082 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 518 transitions. [2021-11-25 07:04:50,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:04:50,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:50,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:50,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:04:50,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:50,395 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:50,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:50,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 335 states and 528 transitions. [2021-11-25 07:04:50,804 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 528 transitions. [2021-11-25 07:04:50,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:04:50,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:50,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:50,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:04:50,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:51,037 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:04:51,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:51,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 333 states and 524 transitions. [2021-11-25 07:04:51,048 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 524 transitions. [2021-11-25 07:04:51,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:04:51,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:51,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:51,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:51,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:04:51,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:51,628 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:53,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:53,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 345 states and 558 transitions. [2021-11-25 07:04:53,432 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 558 transitions. [2021-11-25 07:04:53,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 07:04:53,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:53,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:53,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:53,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:04:53,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:53,973 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:04:55,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:55,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 355 states and 583 transitions. [2021-11-25 07:04:55,778 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 583 transitions. [2021-11-25 07:04:55,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:04:55,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:55,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:56,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 07:04:56,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:04:56,431 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:04:59,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:59,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 379 states and 654 transitions. [2021-11-25 07:04:59,541 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 654 transitions. [2021-11-25 07:04:59,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:04:59,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:59,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:59,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:59,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 07:04:59,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:05:00,332 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:05:03,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:03,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 384 states and 671 transitions. [2021-11-25 07:05:03,762 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 671 transitions. [2021-11-25 07:05:03,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:05:03,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:03,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:03,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:03,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 07:05:03,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:05:04,722 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:05:07,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:07,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 404 states and 730 transitions. [2021-11-25 07:05:07,138 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 730 transitions. [2021-11-25 07:05:07,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:05:07,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:07,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:07,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:05:07,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:05:08,386 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 07:05:09,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:09,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 406 states and 732 transitions. [2021-11-25 07:05:09,890 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 732 transitions. [2021-11-25 07:05:09,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:05:09,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:09,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:05:20,143 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 07:05:20,146 INFO L158 Benchmark]: Toolchain (without parser) took 50683.39ms. Allocated memory was 113.2MB in the beginning and 394.3MB in the end (delta: 281.0MB). Free memory was 90.6MB in the beginning and 142.4MB in the end (delta: -51.8MB). Peak memory consumption was 231.0MB. Max. memory is 16.1GB. [2021-11-25 07:05:20,146 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 75.5MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:05:20,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1212.97ms. Allocated memory is still 113.2MB. Free memory was 90.4MB in the beginning and 50.3MB in the end (delta: 40.1MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2021-11-25 07:05:20,147 INFO L158 Benchmark]: Boogie Procedure Inliner took 142.44ms. Allocated memory is still 113.2MB. Free memory was 50.3MB in the beginning and 43.3MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:05:20,148 INFO L158 Benchmark]: Boogie Preprocessor took 221.03ms. Allocated memory is still 113.2MB. Free memory was 43.3MB in the beginning and 83.3MB in the end (delta: -40.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:05:20,148 INFO L158 Benchmark]: RCFGBuilder took 1759.03ms. Allocated memory was 113.2MB in the beginning and 167.8MB in the end (delta: 54.5MB). Free memory was 83.3MB in the beginning and 103.9MB in the end (delta: -20.6MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2021-11-25 07:05:20,149 INFO L158 Benchmark]: CodeCheck took 47328.67ms. Allocated memory was 167.8MB in the beginning and 394.3MB in the end (delta: 226.5MB). Free memory was 103.9MB in the beginning and 142.4MB in the end (delta: -38.5MB). Peak memory consumption was 189.0MB. Max. memory is 16.1GB. [2021-11-25 07:05:20,153 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 0.27ms. Allocated memory is still 75.5MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1212.97ms. Allocated memory is still 113.2MB. Free memory was 90.4MB in the beginning and 50.3MB in the end (delta: 40.1MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 142.44ms. Allocated memory is still 113.2MB. Free memory was 50.3MB in the beginning and 43.3MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 221.03ms. Allocated memory is still 113.2MB. Free memory was 43.3MB in the beginning and 83.3MB in the end (delta: -40.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1759.03ms. Allocated memory was 113.2MB in the beginning and 167.8MB in the end (delta: 54.5MB). Free memory was 83.3MB in the beginning and 103.9MB in the end (delta: -20.6MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. * CodeCheck took 47328.67ms. Allocated memory was 167.8MB in the beginning and 394.3MB in the end (delta: 226.5MB). Free memory was 103.9MB in the beginning and 142.4MB in the end (delta: -38.5MB). Peak memory consumption was 189.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:05:20,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/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_17b91ff2-5e07-4830-bce9-55d23c647d5d/bin/ukojak-d1pc8ZmBRL/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown