./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dcebefc76bde79b9a5fa67feebc75881761b0a4209b78516b385f787f62f9340 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dcebefc76bde79b9a5fa67feebc75881761b0a4209b78516b385f787f62f9340 ....................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:26:23,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:26:23,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:26:23,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:26:23,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:26:23,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:26:23,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:26:23,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:26:23,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:26:23,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:26:23,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:26:23,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:26:23,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:26:23,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:26:23,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:26:23,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:26:23,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:26:23,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:26:23,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:26:23,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:26:23,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:26:23,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:26:23,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:26:23,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:26:23,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:26:23,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:26:23,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:26:23,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:26:23,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:26:23,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:26:23,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:26:23,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:26:23,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:26:23,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:26:23,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:26:23,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:26:23,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:26:23,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:26:23,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:26:23,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:26:23,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:26:23,572 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:26:23,596 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:26:23,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:26:23,598 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:26:23,598 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:26:23,599 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:26:23,599 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:26:23,600 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:26:23,600 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:26:23,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:26:23,601 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:26:23,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:26:23,602 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:26:23,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:26:23,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:26:23,603 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:26:23,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:26:23,604 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:26:23,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:26:23,605 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:26:23,605 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:26:23,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:26:23,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:26:23,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:26:23,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:26:23,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:26:23,607 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:26:23,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:26:23,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:26:23,608 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_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcebefc76bde79b9a5fa67feebc75881761b0a4209b78516b385f787f62f9340 [2021-10-29 04:26:23,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:26:23,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:26:23,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:26:23,909 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:26:23,910 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:26:23,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound50.c [2021-10-29 04:26:23,990 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/data/4401d3fb8/e45e227781684613b3a34852efccd446/FLAGc1149fd78 [2021-10-29 04:26:24,452 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:26:24,452 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound50.c [2021-10-29 04:26:24,458 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/data/4401d3fb8/e45e227781684613b3a34852efccd446/FLAGc1149fd78 [2021-10-29 04:26:24,823 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/data/4401d3fb8/e45e227781684613b3a34852efccd446 [2021-10-29 04:26:24,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:26:24,827 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:26:24,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:26:24,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:26:24,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:26:24,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:26:24" (1/1) ... [2021-10-29 04:26:24,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45c0fc26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:24, skipping insertion in model container [2021-10-29 04:26:24,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:26:24" (1/1) ... [2021-10-29 04:26:24,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:26:24,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:26:25,046 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound50.c[458,471] [2021-10-29 04:26:25,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:26:25,069 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:26:25,082 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound50.c[458,471] [2021-10-29 04:26:25,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:26:25,104 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:26:25,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:25 WrapperNode [2021-10-29 04:26:25,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:26:25,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:26:25,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:26:25,107 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:26:25,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:25" (1/1) ... [2021-10-29 04:26:25,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:25" (1/1) ... [2021-10-29 04:26:25,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:26:25,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:26:25,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:26:25,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:26:25,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:25" (1/1) ... [2021-10-29 04:26:25,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:25" (1/1) ... [2021-10-29 04:26:25,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:25" (1/1) ... [2021-10-29 04:26:25,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:25" (1/1) ... [2021-10-29 04:26:25,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:25" (1/1) ... [2021-10-29 04:26:25,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:25" (1/1) ... [2021-10-29 04:26:25,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:25" (1/1) ... [2021-10-29 04:26:25,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:26:25,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:26:25,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:26:25,161 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:26:25,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:25" (1/1) ... [2021-10-29 04:26:25,169 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:26:25,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:26:25,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:26:25,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:26:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:26:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:26:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:26:25,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:26:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-29 04:26:25,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-29 04:26:25,604 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:26:25,604 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 04:26:25,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:26:25 BoogieIcfgContainer [2021-10-29 04:26:25,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:26:25,608 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:26:25,608 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:26:25,623 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:26:25,623 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:26:25" (1/1) ... [2021-10-29 04:26:25,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:26:25,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:25,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2021-10-29 04:26:25,699 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2021-10-29 04:26:25,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:26:25,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:25,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:25,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 04:26:25,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:26,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:26:26,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:26,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2021-10-29 04:26:26,698 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2021-10-29 04:26:26,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 04:26:26,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:26,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:26,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 04:26:26,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:26,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:26:26,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:26,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2021-10-29 04:26:26,862 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2021-10-29 04:26:26,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:26:26,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:26,863 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:26,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 04:26:26,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:27,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:26:27,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:27,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2021-10-29 04:26:27,245 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2021-10-29 04:26:27,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:26:27,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:27,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:27,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 04:26:27,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:27,480 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:26:27,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:27,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 44 transitions. [2021-10-29 04:26:27,747 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 44 transitions. [2021-10-29 04:26:27,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:26:27,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:27,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:27,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:27,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 04:26:27,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:28,060 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:26:28,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:28,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 61 transitions. [2021-10-29 04:26:28,611 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2021-10-29 04:26:28,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 04:26:28,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:28,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:28,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-29 04:26:28,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:28,830 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:26:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:29,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 37 states and 67 transitions. [2021-10-29 04:26:29,165 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 67 transitions. [2021-10-29 04:26:29,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:26:29,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:29,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:29,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 04:26:29,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:29,341 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:26:29,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:29,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 69 transitions. [2021-10-29 04:26:29,524 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 69 transitions. [2021-10-29 04:26:29,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:26:29,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:29,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:29,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:29,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 04:26:29,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:29,815 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 04:26:30,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:30,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 45 states and 84 transitions. [2021-10-29 04:26:30,580 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 84 transitions. [2021-10-29 04:26:30,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 04:26:30,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:30,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:30,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 04:26:30,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:30,882 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 04:26:31,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:31,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 48 states and 90 transitions. [2021-10-29 04:26:31,311 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 90 transitions. [2021-10-29 04:26:31,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 04:26:31,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:31,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:31,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 04:26:31,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:31,465 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 04:26:31,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:31,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 49 states and 92 transitions. [2021-10-29 04:26:31,648 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 92 transitions. [2021-10-29 04:26:31,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 04:26:31,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:31,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:31,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 04:26:31,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:32,013 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 04:26:32,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:32,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 56 states and 107 transitions. [2021-10-29 04:26:32,911 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 107 transitions. [2021-10-29 04:26:32,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 04:26:32,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:32,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:32,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:32,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-29 04:26:32,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:33,318 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 04:26:33,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:33,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 113 transitions. [2021-10-29 04:26:33,888 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 113 transitions. [2021-10-29 04:26:33,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 04:26:33,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:33,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:33,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 04:26:33,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:34,091 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-10-29 04:26:34,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:34,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 60 states and 115 transitions. [2021-10-29 04:26:34,330 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 115 transitions. [2021-10-29 04:26:34,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 04:26:34,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:34,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:34,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-29 04:26:34,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:34,785 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 10 proven. 30 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 04:26:36,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:36,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 67 states and 130 transitions. [2021-10-29 04:26:36,078 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 130 transitions. [2021-10-29 04:26:36,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 04:26:36,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:36,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:36,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:36,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 27 conjunts are in the unsatisfiable core [2021-10-29 04:26:36,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:36,641 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 04:26:37,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:37,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 70 states and 136 transitions. [2021-10-29 04:26:37,379 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 136 transitions. [2021-10-29 04:26:37,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 04:26:37,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:37,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:37,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 04:26:37,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:37,591 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-10-29 04:26:37,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:37,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 71 states and 138 transitions. [2021-10-29 04:26:37,885 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 138 transitions. [2021-10-29 04:26:37,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 04:26:37,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:37,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:37,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 28 conjunts are in the unsatisfiable core [2021-10-29 04:26:37,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:38,414 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 04:26:39,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:39,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2021-10-29 04:26:39,807 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2021-10-29 04:26:39,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 04:26:39,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:39,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:40,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 34 conjunts are in the unsatisfiable core [2021-10-29 04:26:40,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:41,235 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 17 proven. 67 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-10-29 04:26:42,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:42,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 81 states and 159 transitions. [2021-10-29 04:26:42,076 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 159 transitions. [2021-10-29 04:26:42,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 04:26:42,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:42,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:42,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:42,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 04:26:42,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:42,269 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-10-29 04:26:42,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:42,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2021-10-29 04:26:42,622 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2021-10-29 04:26:42,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-29 04:26:42,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:42,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:42,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:42,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 32 conjunts are in the unsatisfiable core [2021-10-29 04:26:42,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:43,220 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 14 proven. 63 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-10-29 04:26:44,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:44,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 89 states and 176 transitions. [2021-10-29 04:26:44,629 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 176 transitions. [2021-10-29 04:26:44,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 04:26:44,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:44,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:46,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 35 conjunts are in the unsatisfiable core [2021-10-29 04:26:46,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:46,895 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 14 proven. 77 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-10-29 04:26:47,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:47,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 92 states and 182 transitions. [2021-10-29 04:26:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 182 transitions. [2021-10-29 04:26:47,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 04:26:47,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:47,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:47,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:47,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 04:26:47,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:47,903 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 39 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-10-29 04:26:48,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:48,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 93 states and 184 transitions. [2021-10-29 04:26:48,191 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 184 transitions. [2021-10-29 04:26:48,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 04:26:48,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:48,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:48,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 36 conjunts are in the unsatisfiable core [2021-10-29 04:26:48,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:48,807 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 16 proven. 84 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-10-29 04:26:50,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:50,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 100 states and 199 transitions. [2021-10-29 04:26:50,404 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 199 transitions. [2021-10-29 04:26:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 04:26:50,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:50,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:55,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 37 conjunts are in the unsatisfiable core [2021-10-29 04:26:55,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:57,022 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 36 proven. 101 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-10-29 04:26:58,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:58,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 103 states and 205 transitions. [2021-10-29 04:26:58,537 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 205 transitions. [2021-10-29 04:26:58,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 04:26:58,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:58,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:58,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 04:26:58,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:58,767 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 45 proven. 4 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-10-29 04:26:59,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:59,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2021-10-29 04:26:59,113 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2021-10-29 04:26:59,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-29 04:26:59,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:59,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:59,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 40 conjunts are in the unsatisfiable core [2021-10-29 04:26:59,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:26:59,809 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 18 proven. 108 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-10-29 04:27:01,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:01,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 111 states and 222 transitions. [2021-10-29 04:27:01,574 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 222 transitions. [2021-10-29 04:27:01,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-29 04:27:01,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:01,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:07,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 30 conjunts are in the unsatisfiable core [2021-10-29 04:27:07,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:27:08,624 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 41 proven. 127 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-10-29 04:27:10,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:10,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 114 states and 228 transitions. [2021-10-29 04:27:10,528 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 228 transitions. [2021-10-29 04:27:10,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-29 04:27:10,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:10,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:10,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 04:27:10,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:27:10,759 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 51 proven. 4 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2021-10-29 04:27:11,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:11,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 115 states and 230 transitions. [2021-10-29 04:27:11,171 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 230 transitions. [2021-10-29 04:27:11,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 04:27:11,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:11,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:11,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 44 conjunts are in the unsatisfiable core [2021-10-29 04:27:11,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:27:12,026 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 20 proven. 135 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-10-29 04:27:14,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:14,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 122 states and 245 transitions. [2021-10-29 04:27:14,205 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 245 transitions. [2021-10-29 04:27:14,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-29 04:27:14,206 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:14,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:20,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 32 conjunts are in the unsatisfiable core [2021-10-29 04:27:20,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:27:20,776 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 46 proven. 156 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-10-29 04:27:22,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:22,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 125 states and 251 transitions. [2021-10-29 04:27:22,095 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 251 transitions. [2021-10-29 04:27:22,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-29 04:27:22,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:22,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:22,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 04:27:22,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:27:22,337 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 57 proven. 4 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2021-10-29 04:27:22,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:22,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 126 states and 253 transitions. [2021-10-29 04:27:22,769 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 253 transitions. [2021-10-29 04:27:22,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-29 04:27:22,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:22,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:22,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:27:22,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 48 conjunts are in the unsatisfiable core [2021-10-29 04:27:22,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:27:23,637 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 22 proven. 165 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-10-29 04:27:25,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:25,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 133 states and 268 transitions. [2021-10-29 04:27:25,999 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 268 transitions. [2021-10-29 04:27:26,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-10-29 04:27:26,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:26,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:36,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-10-29 04:27:36,047 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:492) 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) [2021-10-29 04:27:36,050 INFO L168 Benchmark]: Toolchain (without parser) took 71222.35 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 64.5 MB in the beginning and 90.2 MB in the end (delta: -25.7 MB). Peak memory consumption was 53.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:36,051 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 102.8 MB. Free memory is still 81.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:27:36,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.00 ms. Allocated memory is still 102.8 MB. Free memory was 64.3 MB in the beginning and 79.4 MB in the end (delta: -15.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:36,052 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.39 ms. Allocated memory is still 102.8 MB. Free memory was 79.4 MB in the beginning and 78.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:36,053 INFO L168 Benchmark]: Boogie Preprocessor took 20.84 ms. Allocated memory is still 102.8 MB. Free memory was 78.1 MB in the beginning and 76.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:27:36,053 INFO L168 Benchmark]: RCFGBuilder took 446.83 ms. Allocated memory is still 102.8 MB. Free memory was 76.9 MB in the beginning and 65.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:36,054 INFO L168 Benchmark]: CodeCheck took 70441.11 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 65.1 MB in the beginning and 90.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 55.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:36,057 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:492) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 102.8 MB. Free memory is still 81.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 277.00 ms. Allocated memory is still 102.8 MB. Free memory was 64.3 MB in the beginning and 79.4 MB in the end (delta: -15.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 31.39 ms. Allocated memory is still 102.8 MB. Free memory was 79.4 MB in the beginning and 78.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 20.84 ms. Allocated memory is still 102.8 MB. Free memory was 78.1 MB in the beginning and 76.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 446.83 ms. Allocated memory is still 102.8 MB. Free memory was 76.9 MB in the beginning and 65.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 70441.11 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 65.1 MB in the beginning and 90.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 55.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:27:36,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:27:38,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:27:38,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:27:38,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:27:38,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:27:38,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:27:38,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:27:38,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:27:38,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:27:38,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:27:38,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:27:38,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:27:38,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:27:38,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:27:38,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:27:38,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:27:38,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:27:38,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:27:38,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:27:38,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:27:38,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:27:38,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:27:38,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:27:38,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:27:38,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:27:38,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:27:38,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:27:38,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:27:38,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:27:38,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:27:38,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:27:38,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:27:38,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:27:38,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:27:38,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:27:38,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:27:38,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:27:38,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:27:38,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:27:38,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:27:38,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:27:38,622 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 04:27:38,666 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:27:38,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:27:38,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:27:38,668 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:27:38,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:27:38,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:27:38,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:27:38,671 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:27:38,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:27:38,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:27:38,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:27:38,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:27:38,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:27:38,673 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:27:38,673 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:27:38,674 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:27:38,674 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:27:38,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:27:38,674 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:27:38,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:27:38,675 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:27:38,675 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:27:38,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:27:38,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:27:38,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:27:38,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:27:38,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:27:38,677 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:27:38,677 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:27:38,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:27:38,677 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 04:27:38,678 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:27:38,678 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcebefc76bde79b9a5fa67feebc75881761b0a4209b78516b385f787f62f9340 [2021-10-29 04:27:39,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:27:39,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:27:39,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:27:39,067 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:27:39,067 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:27:39,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound50.c [2021-10-29 04:27:39,144 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/data/1286da037/f4b5d2287f3b4d1881b7da56764c8f1f/FLAG3b742dbd4 [2021-10-29 04:27:39,599 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:27:39,600 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound50.c [2021-10-29 04:27:39,606 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/data/1286da037/f4b5d2287f3b4d1881b7da56764c8f1f/FLAG3b742dbd4 [2021-10-29 04:27:39,986 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/data/1286da037/f4b5d2287f3b4d1881b7da56764c8f1f [2021-10-29 04:27:39,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:27:39,990 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:27:39,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:27:39,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:27:39,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:27:39,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:27:39" (1/1) ... [2021-10-29 04:27:39,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@238e7c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:39, skipping insertion in model container [2021-10-29 04:27:39,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:27:39" (1/1) ... [2021-10-29 04:27:40,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:27:40,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:27:40,161 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound50.c[458,471] [2021-10-29 04:27:40,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:27:40,192 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:27:40,205 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound50.c[458,471] [2021-10-29 04:27:40,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:27:40,238 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:27:40,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:40 WrapperNode [2021-10-29 04:27:40,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:27:40,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:27:40,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:27:40,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:27:40,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:40" (1/1) ... [2021-10-29 04:27:40,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:40" (1/1) ... [2021-10-29 04:27:40,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:27:40,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:27:40,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:27:40,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:27:40,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:40" (1/1) ... [2021-10-29 04:27:40,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:40" (1/1) ... [2021-10-29 04:27:40,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:40" (1/1) ... [2021-10-29 04:27:40,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:40" (1/1) ... [2021-10-29 04:27:40,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:40" (1/1) ... [2021-10-29 04:27:40,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:40" (1/1) ... [2021-10-29 04:27:40,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:40" (1/1) ... [2021-10-29 04:27:40,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:27:40,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:27:40,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:27:40,373 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:27:40,374 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:40" (1/1) ... [2021-10-29 04:27:40,383 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:27:40,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:27:40,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:27:40,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:27:40,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:27:40,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:27:40,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:27:40,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:27:40,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-29 04:27:40,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-29 04:27:40,958 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:27:40,958 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 04:27:40,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:27:40 BoogieIcfgContainer [2021-10-29 04:27:40,961 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:27:40,962 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:27:40,962 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:27:40,979 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:27:40,979 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:27:40" (1/1) ... [2021-10-29 04:27:40,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:27:41,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:41,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2021-10-29 04:27:41,037 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2021-10-29 04:27:41,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:27:41,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:41,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:41,086 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:444) 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) [2021-10-29 04:27:41,094 INFO L168 Benchmark]: Toolchain (without parser) took 1101.14 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 26.6 MB in the beginning and 41.5 MB in the end (delta: -14.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:27:41,096 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 50.3 MB. Free memory was 30.2 MB in the beginning and 30.2 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:27:41,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.34 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 26.4 MB in the beginning and 47.9 MB in the end (delta: -21.5 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:41,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.96 ms. Allocated memory is still 65.0 MB. Free memory was 47.9 MB in the beginning and 46.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:27:41,100 INFO L168 Benchmark]: Boogie Preprocessor took 53.29 ms. Allocated memory is still 65.0 MB. Free memory was 46.6 MB in the beginning and 45.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:27:41,101 INFO L168 Benchmark]: RCFGBuilder took 589.71 ms. Allocated memory is still 65.0 MB. Free memory was 45.2 MB in the beginning and 46.6 MB in the end (delta: -1.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:41,102 INFO L168 Benchmark]: CodeCheck took 128.70 ms. Allocated memory is still 65.0 MB. Free memory was 46.4 MB in the beginning and 41.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:41,113 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 50.3 MB. Free memory was 30.2 MB in the beginning and 30.2 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 246.34 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 26.4 MB in the beginning and 47.9 MB in the end (delta: -21.5 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 57.96 ms. Allocated memory is still 65.0 MB. Free memory was 47.9 MB in the beginning and 46.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.29 ms. Allocated memory is still 65.0 MB. Free memory was 46.6 MB in the beginning and 45.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 589.71 ms. Allocated memory is still 65.0 MB. Free memory was 45.2 MB in the beginning and 46.6 MB in the end (delta: -1.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. * CodeCheck took 128.70 ms. Allocated memory is still 65.0 MB. Free memory was 46.4 MB in the beginning and 41.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:27:41,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c0f87de-d757-44c2-8494-cc5b3b0f8147/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...