./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.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_863fe2d5-a442-43a4-b48c-1ae144412b6c/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/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_863fe2d5-a442-43a4-b48c-1ae144412b6c/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/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_863fe2d5-a442-43a4-b48c-1ae144412b6c/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 ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:36:25,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:36:25,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:36:25,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:36:25,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:36:25,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:36:25,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:36:25,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:36:25,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:36:25,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:36:25,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:36:25,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:36:25,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:36:25,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:36:25,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:36:25,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:36:25,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:36:25,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:36:25,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:36:25,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:36:25,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:36:25,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:36:25,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:36:25,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:36:25,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:36:25,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:36:25,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:36:25,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:36:25,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:36:25,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:36:25,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:36:25,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:36:25,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:36:25,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:36:25,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:36:25,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:36:25,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:36:25,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:36:25,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:36:25,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:36:25,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:36:25,349 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 05:36:25,371 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:36:25,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:36:25,372 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:36:25,373 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:36:25,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:36:25,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:36:25,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:36:25,374 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:36:25,374 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:36:25,374 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:36:25,374 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:36:25,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:36:25,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:36:25,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:36:25,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:36:25,375 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:36:25,376 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:36:25,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:36:25,376 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:36:25,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:36:25,376 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:36:25,377 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:36:25,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:36:25,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:36:25,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:36:25,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:36:25,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:36:25,378 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:36:25,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:36:25,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:36:25,378 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_863fe2d5-a442-43a4-b48c-1ae144412b6c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 [2021-11-21 05:36:25,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:36:25,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:36:25,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:36:25,711 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:36:25,712 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:36:25,713 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2021-11-21 05:36:25,792 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/bin/ukojak-vF6T2TMglN/data/6141e3cdb/b6c957375ef6430980999b8570d95f8a/FLAG1b204d4c6 [2021-11-21 05:36:26,458 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:36:26,459 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2021-11-21 05:36:26,499 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/bin/ukojak-vF6T2TMglN/data/6141e3cdb/b6c957375ef6430980999b8570d95f8a/FLAG1b204d4c6 [2021-11-21 05:36:26,691 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/bin/ukojak-vF6T2TMglN/data/6141e3cdb/b6c957375ef6430980999b8570d95f8a [2021-11-21 05:36:26,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:36:26,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:36:26,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:36:26,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:36:26,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:36:26,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:36:26" (1/1) ... [2021-11-21 05:36:26,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@543c5055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:36:26, skipping insertion in model container [2021-11-21 05:36:26,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:36:26" (1/1) ... [2021-11-21 05:36:26,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:36:26,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:36:27,185 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_863fe2d5-a442-43a4-b48c-1ae144412b6c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[33021,33034] [2021-11-21 05:36:27,275 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_863fe2d5-a442-43a4-b48c-1ae144412b6c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[45234,45247] [2021-11-21 05:36:27,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:36:27,290 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:36:27,337 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_863fe2d5-a442-43a4-b48c-1ae144412b6c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[33021,33034] [2021-11-21 05:36:27,421 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_863fe2d5-a442-43a4-b48c-1ae144412b6c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[45234,45247] [2021-11-21 05:36:27,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:36:27,467 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:36:27,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:36:27 WrapperNode [2021-11-21 05:36:27,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:36:27,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:36:27,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:36:27,469 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:36:27,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:36:27" (1/1) ... [2021-11-21 05:36:27,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:36:27" (1/1) ... [2021-11-21 05:36:27,567 INFO L137 Inliner]: procedures = 177, calls = 297, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1002 [2021-11-21 05:36:27,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:36:27,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:36:27,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:36:27,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:36:27,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:36:27" (1/1) ... [2021-11-21 05:36:27,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:36:27" (1/1) ... [2021-11-21 05:36:27,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:36:27" (1/1) ... [2021-11-21 05:36:27,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:36:27" (1/1) ... [2021-11-21 05:36:27,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:36:27" (1/1) ... [2021-11-21 05:36:27,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:36:27" (1/1) ... [2021-11-21 05:36:27,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:36:27" (1/1) ... [2021-11-21 05:36:27,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:36:27,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:36:27,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:36:27,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:36:27,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:36:27" (1/1) ... [2021-11-21 05:36:27,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:36:27,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:36:27,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:36:27,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:36:27,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:36:27,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 05:36:27,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 05:36:27,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:36:27,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 05:36:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 05:36:27,823 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-21 05:36:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-21 05:36:27,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 05:36:27,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:36:27,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 05:36:27,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:36:27,825 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 05:36:27,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 05:36:27,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:36:27,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:36:27,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:36:27,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:36:28,080 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:36:28,083 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:36:29,156 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:36:29,552 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:36:29,552 INFO L301 CfgBuilder]: Removed 62 assume(true) statements. [2021-11-21 05:36:29,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:36:29 BoogieIcfgContainer [2021-11-21 05:36:29,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:36:29,559 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:36:29,559 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:36:29,571 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:36:29,571 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:36:29" (1/1) ... [2021-11-21 05:36:29,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:36:29,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:29,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 158 states and 268 transitions. [2021-11-21 05:36:29,675 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 268 transitions. [2021-11-21 05:36:29,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:36:29,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:29,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:29,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:29,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 05:36:29,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:29,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-21 05:36:29,971 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 [2021-11-21 05:36:30,022 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 25 treesize of output 17 [2021-11-21 05:36:30,031 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 05:36:30,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:30,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 161 states and 273 transitions. [2021-11-21 05:36:30,081 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 273 transitions. [2021-11-21 05:36:30,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:36:30,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:30,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:30,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 05:36:30,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:30,146 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 [2021-11-21 05:36:30,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-21 05:36:30,184 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 25 treesize of output 17 [2021-11-21 05:36:30,192 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 05:36:30,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:30,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 162 states and 274 transitions. [2021-11-21 05:36:30,208 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 274 transitions. [2021-11-21 05:36:30,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:36:30,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:30,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:30,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:36:30,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:30,351 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 05:36:30,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:30,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 162 states and 272 transitions. [2021-11-21 05:36:30,365 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 272 transitions. [2021-11-21 05:36:30,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:36:30,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:30,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:30,481 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 05:36:30,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:30,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 162 states and 267 transitions. [2021-11-21 05:36:30,589 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 267 transitions. [2021-11-21 05:36:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:36:30,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:30,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:30,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:36:30,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:30,697 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 05:36:30,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:30,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 162 states and 263 transitions. [2021-11-21 05:36:30,704 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 263 transitions. [2021-11-21 05:36:30,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:36:30,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:30,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:30,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:30,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:36:30,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:30,835 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 05:36:30,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:30,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 162 states and 257 transitions. [2021-11-21 05:36:30,848 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 257 transitions. [2021-11-21 05:36:30,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:36:30,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:30,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:30,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:36:30,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:30,996 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 05:36:31,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:31,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 162 states and 249 transitions. [2021-11-21 05:36:31,067 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 249 transitions. [2021-11-21 05:36:31,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:36:31,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:31,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:31,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:36:31,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:31,300 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 05:36:31,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:31,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 191 states and 288 transitions. [2021-11-21 05:36:31,765 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 288 transitions. [2021-11-21 05:36:31,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:36:31,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:31,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:31,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:36:31,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:31,994 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 05:36:32,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:32,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 221 states and 329 transitions. [2021-11-21 05:36:32,839 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 329 transitions. [2021-11-21 05:36:32,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:36:32,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:32,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:32,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:36:32,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:32,966 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 05:36:32,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:32,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 221 states and 327 transitions. [2021-11-21 05:36:32,975 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 327 transitions. [2021-11-21 05:36:32,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:36:32,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:32,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:33,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:36:33,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:33,152 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 05:36:33,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 221 states and 325 transitions. [2021-11-21 05:36:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 325 transitions. [2021-11-21 05:36:33,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:36:33,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:33,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:33,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:33,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:36:33,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:33,356 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 05:36:33,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:33,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 224 states and 327 transitions. [2021-11-21 05:36:33,378 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 327 transitions. [2021-11-21 05:36:33,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:36:33,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:33,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:33,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:36:33,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:33,526 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 05:36:33,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:33,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2021-11-21 05:36:33,583 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2021-11-21 05:36:33,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:36:33,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:33,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:33,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:33,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:36:33,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:33,776 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 05:36:33,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:33,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 227 states and 327 transitions. [2021-11-21 05:36:33,803 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 327 transitions. [2021-11-21 05:36:33,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:36:33,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:33,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:33,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:36:33,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:34,060 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 05:36:34,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:34,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 241 states and 345 transitions. [2021-11-21 05:36:34,670 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 345 transitions. [2021-11-21 05:36:34,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:36:34,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:34,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:34,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:36:34,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:34,852 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 05:36:34,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:34,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 253 states and 360 transitions. [2021-11-21 05:36:34,891 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 360 transitions. [2021-11-21 05:36:34,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:36:34,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:34,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:34,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:36:34,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:35,101 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 05:36:35,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:35,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 256 states and 362 transitions. [2021-11-21 05:36:35,119 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 362 transitions. [2021-11-21 05:36:35,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:36:35,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:35,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:35,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:36:35,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:35,328 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 05:36:35,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:35,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 268 states and 377 transitions. [2021-11-21 05:36:35,387 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 377 transitions. [2021-11-21 05:36:35,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:36:35,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:35,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:35,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:35,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 05:36:35,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:35,879 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:36:36,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:36,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 270 states and 381 transitions. [2021-11-21 05:36:36,376 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 381 transitions. [2021-11-21 05:36:36,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:36:36,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:36,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:36,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 05:36:36,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:36,907 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:36:37,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:37,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 270 states and 381 transitions. [2021-11-21 05:36:37,257 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 381 transitions. [2021-11-21 05:36:37,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:36:37,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:37,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:37,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:37,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 05:36:37,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:37,845 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:36:38,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:38,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 272 states and 385 transitions. [2021-11-21 05:36:38,372 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 385 transitions. [2021-11-21 05:36:38,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:36:38,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:38,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:38,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 05:36:38,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:39,050 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:36:39,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:39,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 274 states and 390 transitions. [2021-11-21 05:36:39,809 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 390 transitions. [2021-11-21 05:36:39,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:36:39,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:39,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:40,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 05:36:40,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:40,351 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:36:41,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:41,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 276 states and 396 transitions. [2021-11-21 05:36:41,260 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 396 transitions. [2021-11-21 05:36:41,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:36:41,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:41,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:41,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:41,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 05:36:41,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:42,166 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:36:44,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:44,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 275 states and 395 transitions. [2021-11-21 05:36:44,694 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 395 transitions. [2021-11-21 05:36:44,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:36:44,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:44,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:45,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 05:36:45,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:45,561 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:36:47,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:47,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 277 states and 398 transitions. [2021-11-21 05:36:47,062 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 398 transitions. [2021-11-21 05:36:47,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:36:47,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:47,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:47,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:47,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:36:47,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:47,785 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 05:36:49,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:49,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 279 states and 402 transitions. [2021-11-21 05:36:49,230 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 402 transitions. [2021-11-21 05:36:49,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:36:49,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:49,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:50,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:36:50,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:51,438 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 05:36:54,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:54,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-21 05:36:54,248 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-21 05:36:54,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:36:54,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:54,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:58,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-21 05:36:58,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:59,699 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 11 proven. 136 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:37:01,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:01,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-21 05:37:01,886 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-21 05:37:01,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:37:01,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:01,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:02,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-21 05:37:02,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:03,999 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 13 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:37:06,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:06,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-21 05:37:06,328 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-21 05:37:06,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:37:06,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:06,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:07,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-21 05:37:07,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:08,305 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:37:09,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:09,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-21 05:37:09,719 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-21 05:37:09,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:37:09,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:09,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:10,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-21 05:37:10,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:11,472 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:37:11,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:11,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-21 05:37:11,660 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-21 05:37:11,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:37:11,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:11,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:13,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-21 05:37:13,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:14,163 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:37:15,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:15,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-21 05:37:15,657 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-21 05:37:15,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:37:15,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:15,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:16,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:16,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-21 05:37:16,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:16,826 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:37:17,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:17,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 281 states and 412 transitions. [2021-11-21 05:37:17,070 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 412 transitions. [2021-11-21 05:37:17,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:37:17,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:17,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:17,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-21 05:37:17,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:18,517 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-21 05:37:20,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:20,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 283 states and 416 transitions. [2021-11-21 05:37:20,608 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 416 transitions. [2021-11-21 05:37:20,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:37:20,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:20,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:21,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-21 05:37:21,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:23,082 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 05:37:27,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:27,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 285 states and 428 transitions. [2021-11-21 05:37:27,163 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 428 transitions. [2021-11-21 05:37:27,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:37:27,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:27,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:28,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-21 05:37:28,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:30,144 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:37:32,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:32,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 285 states and 428 transitions. [2021-11-21 05:37:32,522 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 428 transitions. [2021-11-21 05:37:32,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:37:32,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:32,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:33,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-21 05:37:33,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:35,131 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:37:37,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:37,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 285 states and 428 transitions. [2021-11-21 05:37:37,138 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 428 transitions. [2021-11-21 05:37:37,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:37:37,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:37,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:38,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-21 05:37:38,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:38,940 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:37:39,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:39,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 285 states and 428 transitions. [2021-11-21 05:37:39,257 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 428 transitions. [2021-11-21 05:37:39,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:37:39,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:39,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:41,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-21 05:37:41,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:41,928 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:37:41,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:41,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 285 states and 428 transitions. [2021-11-21 05:37:41,942 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 428 transitions. [2021-11-21 05:37:41,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:37:41,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:41,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:42,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-21 05:37:42,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:43,103 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 05:37:46,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:46,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 287 states and 441 transitions. [2021-11-21 05:37:46,089 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 441 transitions. [2021-11-21 05:37:46,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 05:37:46,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:46,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 05:37:56,274 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 05:37:56,278 INFO L158 Benchmark]: Toolchain (without parser) took 89582.23ms. Allocated memory was 96.5MB in the beginning and 373.3MB in the end (delta: 276.8MB). Free memory was 52.7MB in the beginning and 161.5MB in the end (delta: -108.8MB). Peak memory consumption was 168.8MB. Max. memory is 16.1GB. [2021-11-21 05:37:56,278 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory is still 71.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:37:56,279 INFO L158 Benchmark]: CACSL2BoogieTranslator took 766.85ms. Allocated memory is still 96.5MB. Free memory was 52.5MB in the beginning and 47.6MB in the end (delta: 4.9MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2021-11-21 05:37:56,279 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.71ms. Allocated memory is still 96.5MB. Free memory was 47.6MB in the beginning and 40.8MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 05:37:56,280 INFO L158 Benchmark]: Boogie Preprocessor took 154.57ms. Allocated memory was 96.5MB in the beginning and 132.1MB in the end (delta: 35.7MB). Free memory was 40.8MB in the beginning and 101.8MB in the end (delta: -61.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2021-11-21 05:37:56,281 INFO L158 Benchmark]: RCFGBuilder took 1834.16ms. Allocated memory is still 132.1MB. Free memory was 101.8MB in the beginning and 58.8MB in the end (delta: 42.9MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2021-11-21 05:37:56,281 INFO L158 Benchmark]: CodeCheck took 86717.56ms. Allocated memory was 132.1MB in the beginning and 373.3MB in the end (delta: 241.2MB). Free memory was 58.8MB in the beginning and 161.5MB in the end (delta: -102.7MB). Peak memory consumption was 139.1MB. Max. memory is 16.1GB. [2021-11-21 05:37:56,284 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory is still 71.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 766.85ms. Allocated memory is still 96.5MB. Free memory was 52.5MB in the beginning and 47.6MB in the end (delta: 4.9MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.71ms. Allocated memory is still 96.5MB. Free memory was 47.6MB in the beginning and 40.8MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 154.57ms. Allocated memory was 96.5MB in the beginning and 132.1MB in the end (delta: 35.7MB). Free memory was 40.8MB in the beginning and 101.8MB in the end (delta: -61.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1834.16ms. Allocated memory is still 132.1MB. Free memory was 101.8MB in the beginning and 58.8MB in the end (delta: 42.9MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. * CodeCheck took 86717.56ms. Allocated memory was 132.1MB in the beginning and 373.3MB in the end (delta: 241.2MB). Free memory was 58.8MB in the beginning and 161.5MB in the end (delta: -102.7MB). Peak memory consumption was 139.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 05:37:56,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863fe2d5-a442-43a4-b48c-1ae144412b6c/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_863fe2d5-a442-43a4-b48c-1ae144412b6c/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