./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/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_718c84dc-849e-4237-9a23-dc31716e4b1b/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/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_718c84dc-849e-4237-9a23-dc31716e4b1b/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 94599b38b669e42115f92cee257d9ed4ed5d4777dca7d2ee690bacb4e0d226f0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:50:34,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:50:34,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:50:34,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:50:34,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:50:34,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:50:34,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:50:34,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:50:34,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:50:34,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:50:34,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:50:34,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:50:34,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:50:34,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:50:34,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:50:34,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:50:34,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:50:34,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:50:34,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:50:34,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:50:34,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:50:34,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:50:34,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:50:34,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:50:34,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:50:34,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:50:34,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:50:34,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:50:34,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:50:34,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:50:34,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:50:34,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:50:34,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:50:34,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:50:34,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:50:34,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:50:34,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:50:34,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:50:34,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:50:34,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:50:34,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:50:34,395 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 05:50:34,440 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:50:34,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:50:34,442 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:50:34,442 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:50:34,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:50:34,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:50:34,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:50:34,443 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:50:34,449 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:50:34,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:50:34,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:50:34,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:50:34,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:50:34,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:50:34,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:50:34,452 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:50:34,452 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:50:34,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:50:34,452 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:50:34,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:50:34,453 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:50:34,453 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:50:34,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:50:34,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:50:34,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:50:34,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:50:34,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:50:34,454 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:50:34,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:50:34,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:50:34,457 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_718c84dc-849e-4237-9a23-dc31716e4b1b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94599b38b669e42115f92cee257d9ed4ed5d4777dca7d2ee690bacb4e0d226f0 [2021-11-21 05:50:34,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:50:34,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:50:34,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:50:34,777 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:50:34,778 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:50:34,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i [2021-11-21 05:50:34,852 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/bin/ukojak-vF6T2TMglN/data/c95745f75/a72d0b328a0c4cd58c026f4616771def/FLAG48fe83d10 [2021-11-21 05:50:35,549 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:50:35,554 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i [2021-11-21 05:50:35,576 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/bin/ukojak-vF6T2TMglN/data/c95745f75/a72d0b328a0c4cd58c026f4616771def/FLAG48fe83d10 [2021-11-21 05:50:35,738 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/bin/ukojak-vF6T2TMglN/data/c95745f75/a72d0b328a0c4cd58c026f4616771def [2021-11-21 05:50:35,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:50:35,741 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:50:35,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:50:35,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:50:35,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:50:35,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:50:35" (1/1) ... [2021-11-21 05:50:35,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b81000a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:35, skipping insertion in model container [2021-11-21 05:50:35,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:50:35" (1/1) ... [2021-11-21 05:50:35,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:50:35,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:50:36,354 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_718c84dc-849e-4237-9a23-dc31716e4b1b/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i[33021,33034] [2021-11-21 05:50:36,571 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_718c84dc-849e-4237-9a23-dc31716e4b1b/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i[49681,49694] [2021-11-21 05:50:36,602 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:50:36,616 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:50:36,665 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_718c84dc-849e-4237-9a23-dc31716e4b1b/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i[33021,33034] [2021-11-21 05:50:36,748 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_718c84dc-849e-4237-9a23-dc31716e4b1b/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i[49681,49694] [2021-11-21 05:50:36,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:50:36,822 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:50:36,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:36 WrapperNode [2021-11-21 05:50:36,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:50:36,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:50:36,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:50:36,825 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:50:36,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:36" (1/1) ... [2021-11-21 05:50:36,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:36" (1/1) ... [2021-11-21 05:50:37,050 INFO L137 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1704 [2021-11-21 05:50:37,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:50:37,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:50:37,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:50:37,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:50:37,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:36" (1/1) ... [2021-11-21 05:50:37,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:36" (1/1) ... [2021-11-21 05:50:37,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:36" (1/1) ... [2021-11-21 05:50:37,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:36" (1/1) ... [2021-11-21 05:50:37,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:36" (1/1) ... [2021-11-21 05:50:37,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:36" (1/1) ... [2021-11-21 05:50:37,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:36" (1/1) ... [2021-11-21 05:50:37,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:50:37,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:50:37,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:50:37,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:50:37,243 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:36" (1/1) ... [2021-11-21 05:50:37,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:50:37,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:50:37,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:50:37,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:50:37,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:50:37,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 05:50:37,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 05:50:37,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:50:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 05:50:37,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 05:50:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 05:50:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:50:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 05:50:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:50:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 05:50:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 05:50:37,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:50:37,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:50:37,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:50:37,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:50:37,645 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:50:37,646 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:50:39,071 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:50:39,677 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:50:39,677 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-21 05:50:39,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:50:39 BoogieIcfgContainer [2021-11-21 05:50:39,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:50:39,681 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:50:39,682 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:50:39,691 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:50:39,692 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:50:39" (1/1) ... [2021-11-21 05:50:39,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:50:39,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:39,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 190 states and 326 transitions. [2021-11-21 05:50:39,778 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 326 transitions. [2021-11-21 05:50:39,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:50:39,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:39,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:39,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:39,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:40,004 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 05:50:40,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:40,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 192 states and 329 transitions. [2021-11-21 05:50:40,052 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 329 transitions. [2021-11-21 05:50:40,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:50:40,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:40,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:40,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:50:40,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:40,167 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 05:50:40,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:40,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 191 states and 328 transitions. [2021-11-21 05:50:40,174 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 328 transitions. [2021-11-21 05:50:40,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:50:40,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:40,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:40,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:50:40,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:40,289 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 05:50:40,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:40,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 191 states and 324 transitions. [2021-11-21 05:50:40,296 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 324 transitions. [2021-11-21 05:50:40,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:50:40,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:40,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:40,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:40,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:50:40,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:40,430 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 05:50:40,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:40,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 191 states and 316 transitions. [2021-11-21 05:50:40,439 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 316 transitions. [2021-11-21 05:50:40,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:50:40,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:40,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:40,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:50:40,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:40,586 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 05:50:40,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:40,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 191 states and 304 transitions. [2021-11-21 05:50:40,605 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2021-11-21 05:50:40,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:50:40,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:40,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:40,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:40,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:50:40,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:40,839 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 05:50:40,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:40,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 191 states and 292 transitions. [2021-11-21 05:50:40,946 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 292 transitions. [2021-11-21 05:50:40,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:50:40,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:40,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:41,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:41,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:41,275 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 05:50:41,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:41,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 236 states and 348 transitions. [2021-11-21 05:50:41,657 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 348 transitions. [2021-11-21 05:50:41,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:50:41,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:41,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:41,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:41,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:50:41,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:41,862 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 05:50:41,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:41,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 236 states and 346 transitions. [2021-11-21 05:50:41,876 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 346 transitions. [2021-11-21 05:50:41,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:50:41,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:41,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:42,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:50:42,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:42,133 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 05:50:42,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:42,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 236 states and 344 transitions. [2021-11-21 05:50:42,150 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 344 transitions. [2021-11-21 05:50:42,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:50:42,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:42,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:42,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:42,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:42,481 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 05:50:43,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:43,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-21 05:50:43,047 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-21 05:50:43,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:50:43,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:43,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:43,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:50:43,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:43,285 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 05:50:43,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:43,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 282 states and 400 transitions. [2021-11-21 05:50:43,294 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 400 transitions. [2021-11-21 05:50:43,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:50:43,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:43,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:43,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:50:43,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:43,609 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 05:50:43,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:43,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 282 states and 398 transitions. [2021-11-21 05:50:43,620 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 398 transitions. [2021-11-21 05:50:43,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:50:43,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:43,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:43,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:43,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:50:43,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:44,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:44,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:44,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 316 states and 440 transitions. [2021-11-21 05:50:44,393 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 440 transitions. [2021-11-21 05:50:44,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:50:44,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:44,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:44,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:50:44,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:44,612 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 05:50:44,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:44,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 316 states and 438 transitions. [2021-11-21 05:50:44,623 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 438 transitions. [2021-11-21 05:50:44,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:50:44,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:44,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:44,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:50:44,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:44,851 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 05:50:44,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:44,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 316 states and 436 transitions. [2021-11-21 05:50:44,861 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 436 transitions. [2021-11-21 05:50:44,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:50:44,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:44,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:44,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:50:44,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:45,096 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 05:50:45,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:45,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 316 states and 434 transitions. [2021-11-21 05:50:45,154 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 434 transitions. [2021-11-21 05:50:45,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:50:45,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:45,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:45,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:45,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:45,404 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 05:50:45,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:45,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 319 states and 436 transitions. [2021-11-21 05:50:45,438 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 436 transitions. [2021-11-21 05:50:45,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:50:45,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:45,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:45,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:45,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:45,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:45,682 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 05:50:45,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:45,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 322 states and 438 transitions. [2021-11-21 05:50:45,717 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 438 transitions. [2021-11-21 05:50:45,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:50:45,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:45,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:45,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:45,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:45,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:45,982 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 05:50:46,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:46,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 325 states and 440 transitions. [2021-11-21 05:50:46,030 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 440 transitions. [2021-11-21 05:50:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:50:46,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:46,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:46,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:46,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:46,309 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 05:50:46,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:46,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 328 states and 442 transitions. [2021-11-21 05:50:46,357 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 442 transitions. [2021-11-21 05:50:46,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:50:46,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:46,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:46,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:50:46,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:46,749 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:50:46,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:46,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 331 states and 444 transitions. [2021-11-21 05:50:46,774 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 444 transitions. [2021-11-21 05:50:46,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:50:46,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:46,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:46,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:50:46,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:47,108 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:50:47,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:47,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2021-11-21 05:50:47,133 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2021-11-21 05:50:47,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:50:47,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:47,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:47,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:50:47,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:47,381 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 05:50:47,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:47,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 334 states and 445 transitions. [2021-11-21 05:50:47,400 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 445 transitions. [2021-11-21 05:50:47,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:50:47,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:47,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:47,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:47,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:47,685 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 05:50:48,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:48,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 343 states and 456 transitions. [2021-11-21 05:50:48,005 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 456 transitions. [2021-11-21 05:50:48,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:50:48,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:48,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:48,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:48,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:48,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:48,278 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 05:50:48,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:48,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 352 states and 466 transitions. [2021-11-21 05:50:48,323 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 466 transitions. [2021-11-21 05:50:48,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:50:48,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:48,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:48,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:48,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:48,658 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 05:50:48,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:48,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 361 states and 476 transitions. [2021-11-21 05:50:48,692 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 476 transitions. [2021-11-21 05:50:48,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:50:48,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:48,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:48,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:48,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:48,995 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 05:50:49,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:49,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 370 states and 487 transitions. [2021-11-21 05:50:49,263 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 487 transitions. [2021-11-21 05:50:49,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:50:49,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:49,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:49,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:49,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:49,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:49,550 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 05:50:49,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:49,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 379 states and 497 transitions. [2021-11-21 05:50:49,617 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 497 transitions. [2021-11-21 05:50:49,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:50:49,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:49,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:49,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:49,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:49,909 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 05:50:49,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:49,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 388 states and 507 transitions. [2021-11-21 05:50:49,973 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 507 transitions. [2021-11-21 05:50:49,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:50:49,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:49,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:50,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:50:50,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:50,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:50,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:50,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 397 states and 518 transitions. [2021-11-21 05:50:50,682 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 518 transitions. [2021-11-21 05:50:50,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:50:50,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:50,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:50,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:50,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:50,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:50:52,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:52,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 398 states and 520 transitions. [2021-11-21 05:50:52,049 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2021-11-21 05:50:52,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:50:52,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:52,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:52,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:50:52,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:52,369 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:52,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:52,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 411 states and 535 transitions. [2021-11-21 05:50:52,512 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 535 transitions. [2021-11-21 05:50:52,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:50:52,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:52,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:52,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:52,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:50:52,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:52,888 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:52,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:52,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 420 states and 545 transitions. [2021-11-21 05:50:52,927 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 545 transitions. [2021-11-21 05:50:52,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:50:52,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:52,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:53,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:50:53,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:53,238 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:50:53,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:53,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-21 05:50:53,255 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-21 05:50:53,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:50:53,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:53,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:54,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:54,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 05:50:54,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:54,334 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:50:54,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:54,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 425 states and 555 transitions. [2021-11-21 05:50:54,483 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 555 transitions. [2021-11-21 05:50:54,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:50:54,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:54,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:54,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:54,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:54,867 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 05:50:55,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:55,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-21 05:50:55,603 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-21 05:50:55,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:50:55,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:55,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:56,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:56,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:56,432 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:50:56,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:56,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-21 05:50:56,530 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-21 05:50:56,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:50:56,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:56,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:59,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 05:50:59,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:59,515 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:50:59,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:59,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-21 05:50:59,527 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-21 05:50:59,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:50:59,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:59,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:01,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 05:51:01,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:01,493 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 05:51:01,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:01,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 428 states and 560 transitions. [2021-11-21 05:51:01,888 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 560 transitions. [2021-11-21 05:51:01,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:51:01,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:01,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:02,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:51:02,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:02,678 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 05:51:03,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 429 states and 562 transitions. [2021-11-21 05:51:03,110 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 562 transitions. [2021-11-21 05:51:03,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:51:03,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:03,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:03,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:03,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:51:03,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:03,429 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:51:03,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:03,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 429 states and 560 transitions. [2021-11-21 05:51:03,441 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 560 transitions. [2021-11-21 05:51:03,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:51:03,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:03,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:03,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:03,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:51:03,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:03,862 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 05:51:04,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:04,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 432 states and 562 transitions. [2021-11-21 05:51:04,987 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 562 transitions. [2021-11-21 05:51:04,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 05:51:04,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:04,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:06,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:06,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:06,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:06,775 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 50 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 05:51:07,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:07,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 432 states and 562 transitions. [2021-11-21 05:51:07,059 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 562 transitions. [2021-11-21 05:51:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 05:51:07,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:07,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 05:51:17,261 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 05:51:17,265 INFO L158 Benchmark]: Toolchain (without parser) took 41522.77ms. Allocated memory was 102.8MB in the beginning and 333.4MB in the end (delta: 230.7MB). Free memory was 68.4MB in the beginning and 113.3MB in the end (delta: -44.9MB). Peak memory consumption was 185.4MB. Max. memory is 16.1GB. [2021-11-21 05:51:17,265 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 56.1MB in the beginning and 56.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:51:17,266 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1075.42ms. Allocated memory is still 102.8MB. Free memory was 68.2MB in the beginning and 47.6MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-21 05:51:17,267 INFO L158 Benchmark]: Boogie Procedure Inliner took 226.42ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 47.3MB in the beginning and 99.9MB in the end (delta: -52.7MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2021-11-21 05:51:17,268 INFO L158 Benchmark]: Boogie Preprocessor took 188.55ms. Allocated memory is still 134.2MB. Free memory was 99.9MB in the beginning and 89.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 05:51:17,268 INFO L158 Benchmark]: RCFGBuilder took 2440.37ms. Allocated memory was 134.2MB in the beginning and 184.5MB in the end (delta: 50.3MB). Free memory was 89.0MB in the beginning and 122.4MB in the end (delta: -33.4MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2021-11-21 05:51:17,269 INFO L158 Benchmark]: CodeCheck took 37582.33ms. Allocated memory was 184.5MB in the beginning and 333.4MB in the end (delta: 148.9MB). Free memory was 122.4MB in the beginning and 113.3MB in the end (delta: 9.1MB). Peak memory consumption was 157.0MB. Max. memory is 16.1GB. [2021-11-21 05:51:17,273 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 0.19ms. Allocated memory is still 102.8MB. Free memory was 56.1MB in the beginning and 56.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1075.42ms. Allocated memory is still 102.8MB. Free memory was 68.2MB in the beginning and 47.6MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 226.42ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 47.3MB in the beginning and 99.9MB in the end (delta: -52.7MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 188.55ms. Allocated memory is still 134.2MB. Free memory was 99.9MB in the beginning and 89.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2440.37ms. Allocated memory was 134.2MB in the beginning and 184.5MB in the end (delta: 50.3MB). Free memory was 89.0MB in the beginning and 122.4MB in the end (delta: -33.4MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. * CodeCheck took 37582.33ms. Allocated memory was 184.5MB in the beginning and 333.4MB in the end (delta: 148.9MB). Free memory was 122.4MB in the beginning and 113.3MB in the end (delta: 9.1MB). Peak memory consumption was 157.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 05:51:17,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718c84dc-849e-4237-9a23-dc31716e4b1b/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_718c84dc-849e-4237-9a23-dc31716e4b1b/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