./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ --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 d7b32f819b918e072cd2f6b8ef11cf08c33c51198307cb8de75af009db97bd7b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:30:34,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:30:34,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:30:34,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:30:34,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:30:34,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:30:34,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:30:34,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:30:34,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:30:34,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:30:34,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:30:34,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:30:34,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:30:34,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:30:34,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:30:34,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:30:34,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:30:34,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:30:34,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:30:34,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:30:34,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:30:34,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:30:34,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:30:34,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:30:34,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:30:34,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:30:34,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:30:34,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:30:34,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:30:34,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:30:34,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:30:34,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:30:34,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:30:34,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:30:34,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:30:34,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:30:34,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:30:34,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:30:34,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:30:34,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:30:34,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:30:34,487 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:30:34,516 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:30:34,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:30:34,517 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:30:34,517 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:30:34,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:30:34,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:30:34,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:30:34,519 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:30:34,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:30:34,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:30:34,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:30:34,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:30:34,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:30:34,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:30:34,520 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:30:34,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:30:34,521 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:30:34,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:30:34,521 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:30:34,521 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:30:34,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:30:34,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:30:34,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:30:34,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:30:34,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:30:34,523 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:30:34,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:30:34,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:30:34,523 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_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7b32f819b918e072cd2f6b8ef11cf08c33c51198307cb8de75af009db97bd7b [2021-11-23 01:30:34,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:30:34,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:30:34,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:30:34,843 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:30:34,844 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:30:34,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i [2021-11-23 01:30:34,947 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/data/18df31369/63b90e4d60e443c49eda19d9276afa53/FLAGaf26e9e8c [2021-11-23 01:30:35,388 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:30:35,388 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i [2021-11-23 01:30:35,395 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/data/18df31369/63b90e4d60e443c49eda19d9276afa53/FLAGaf26e9e8c [2021-11-23 01:30:35,783 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/data/18df31369/63b90e4d60e443c49eda19d9276afa53 [2021-11-23 01:30:35,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:30:35,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:30:35,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:30:35,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:30:35,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:30:35,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:30:35" (1/1) ... [2021-11-23 01:30:35,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f642e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:35, skipping insertion in model container [2021-11-23 01:30:35,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:30:35" (1/1) ... [2021-11-23 01:30:35,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:30:35,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:30:36,034 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i[951,964] [2021-11-23 01:30:36,048 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:30:36,056 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:30:36,069 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i[951,964] [2021-11-23 01:30:36,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:30:36,088 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:30:36,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36 WrapperNode [2021-11-23 01:30:36,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:30:36,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:30:36,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:30:36,091 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:30:36,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:36,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:36,128 INFO L137 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2021-11-23 01:30:36,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:30:36,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:30:36,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:30:36,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:30:36,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:36,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:36,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:36,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:36,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:36,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:36,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:36,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:30:36,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:30:36,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:30:36,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:30:36,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:36,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:30:36,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:30:36,212 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:30:36,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:30:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:30:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:30:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:30:36,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:30:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:30:36,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:30:36,334 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:30:36,336 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:30:36,450 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:30:36,474 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:30:36,475 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:30:36,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:30:36 BoogieIcfgContainer [2021-11-23 01:30:36,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:30:36,478 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:30:36,478 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:30:36,490 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:30:36,490 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:36,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:30:36,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:36,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2021-11-23 01:30:36,575 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2021-11-23 01:30:36,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:30:36,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:36,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:36,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:36,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:36,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:36,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2021-11-23 01:30:36,721 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2021-11-23 01:30:36,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:30:36,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:36,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:36,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:36,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:36,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2021-11-23 01:30:36,815 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2021-11-23 01:30:36,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:30:36,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:36,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:36,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:36,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:30:36,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:36,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:37,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:37,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2021-11-23 01:30:37,168 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2021-11-23 01:30:37,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:30:37,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:37,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:37,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:30:37,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:38,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:38,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2021-11-23 01:30:38,258 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2021-11-23 01:30:38,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:30:38,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:38,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:38,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:38,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:30:38,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:38,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:38,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2021-11-23 01:30:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2021-11-23 01:30:38,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:30:38,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:38,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:38,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:30:38,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:38,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:49,490 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 01:30:50,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:50,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 66 transitions. [2021-11-23 01:30:50,846 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 66 transitions. [2021-11-23 01:30:50,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:30:50,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:50,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:50,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:30:50,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:51,129 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:01,724 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 01:31:12,285 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 01:31:13,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 41 states and 75 transitions. [2021-11-23 01:31:13,058 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 75 transitions. [2021-11-23 01:31:13,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:31:13,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:14,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 78 transitions. [2021-11-23 01:31:14,791 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 78 transitions. [2021-11-23 01:31:14,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:31:14,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,209 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:16,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 86 transitions. [2021-11-23 01:31:16,861 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 86 transitions. [2021-11-23 01:31:16,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,072 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:17,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 93 transitions. [2021-11-23 01:31:17,493 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 93 transitions. [2021-11-23 01:31:17,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:31:17,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:29,703 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:31:40,114 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:31:50,589 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.47s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:32:00,972 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:32:11,375 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:32:12,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 104 transitions. [2021-11-23 01:32:12,122 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 104 transitions. [2021-11-23 01:32:12,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:32:12,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,008 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:16,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 57 states and 114 transitions. [2021-11-23 01:32:16,756 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 114 transitions. [2021-11-23 01:32:16,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:32:16,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,252 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:28,254 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:32:38,745 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.49s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:32:39,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:39,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2021-11-23 01:32:39,729 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2021-11-23 01:32:39,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:32:39,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:39,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:39,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:32:39,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:40,184 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:42,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:42,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 63 states and 136 transitions. [2021-11-23 01:32:42,568 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 136 transitions. [2021-11-23 01:32:42,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:32:42,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:42,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:42,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:42,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:42,924 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:53,658 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:32:55,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:55,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 67 states and 149 transitions. [2021-11-23 01:32:55,084 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 149 transitions. [2021-11-23 01:32:55,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:32:55,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:55,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:55,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:32:55,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:55,451 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:10,955 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:33:11,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:11,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 72 states and 168 transitions. [2021-11-23 01:33:11,453 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 168 transitions. [2021-11-23 01:33:11,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:33:11,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:11,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:11,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:33:11,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:11,787 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:12,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:12,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 74 states and 180 transitions. [2021-11-23 01:33:12,461 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 180 transitions. [2021-11-23 01:33:12,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:33:12,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:12,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:12,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:33:12,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:13,509 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:21,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:21,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 82 states and 204 transitions. [2021-11-23 01:33:21,637 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 204 transitions. [2021-11-23 01:33:21,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:33:21,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:21,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:21,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:21,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:33:21,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:21,806 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:33:26,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:26,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 87 states and 216 transitions. [2021-11-23 01:33:26,339 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 216 transitions. [2021-11-23 01:33:26,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:33:26,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:26,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:26,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:33:26,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:26,621 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:29,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:29,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 90 states and 226 transitions. [2021-11-23 01:33:29,068 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 226 transitions. [2021-11-23 01:33:29,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:33:29,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:29,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:29,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:33:29,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:29,319 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:34,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:34,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 95 states and 239 transitions. [2021-11-23 01:33:34,385 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 239 transitions. [2021-11-23 01:33:34,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:33:34,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:34,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:34,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:33:34,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:35,124 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:36,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:36,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 96 states and 245 transitions. [2021-11-23 01:33:36,876 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 245 transitions. [2021-11-23 01:33:36,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:33:36,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:36,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:36,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:33:36,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:37,587 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:40,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:40,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 99 states and 258 transitions. [2021-11-23 01:33:40,213 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 258 transitions. [2021-11-23 01:33:40,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:33:40,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:40,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:40,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:33:40,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:40,392 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:33:51,237 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:34:01,661 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:34:03,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:03,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 102 states and 265 transitions. [2021-11-23 01:34:03,213 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 265 transitions. [2021-11-23 01:34:03,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:34:03,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:03,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:34:13,693 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:34:13,696 INFO L158 Benchmark]: Toolchain (without parser) took 217908.69ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 56.2MB in the beginning and 67.6MB in the end (delta: -11.3MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-23 01:34:13,696 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:34:13,697 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.72ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 68.5MB in the end (delta: -12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:34:13,698 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.16ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 67.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:34:13,698 INFO L158 Benchmark]: Boogie Preprocessor took 42.99ms. Allocated memory is still 92.3MB. Free memory was 67.1MB in the beginning and 65.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:34:13,699 INFO L158 Benchmark]: RCFGBuilder took 304.19ms. Allocated memory is still 92.3MB. Free memory was 65.8MB in the beginning and 55.9MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:34:13,700 INFO L158 Benchmark]: CodeCheck took 217216.71ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 55.9MB in the beginning and 67.6MB in the end (delta: -11.7MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2021-11-23 01:34:13,703 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.72ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 68.5MB in the end (delta: -12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.16ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 67.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.99ms. Allocated memory is still 92.3MB. Free memory was 67.1MB in the beginning and 65.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 304.19ms. Allocated memory is still 92.3MB. Free memory was 65.8MB in the beginning and 55.9MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 217216.71ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 55.9MB in the beginning and 67.6MB in the end (delta: -11.7MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:34:13,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ --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 d7b32f819b918e072cd2f6b8ef11cf08c33c51198307cb8de75af009db97bd7b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:34:16,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:34:16,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:34:16,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:34:16,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:34:16,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:34:16,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:34:16,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:34:16,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:34:16,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:34:16,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:34:16,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:34:16,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:34:16,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:34:16,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:34:16,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:34:16,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:34:16,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:34:16,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:34:16,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:34:16,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:34:16,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:34:16,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:34:16,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:34:16,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:34:16,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:34:16,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:34:16,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:34:16,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:34:16,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:34:16,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:34:16,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:34:16,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:34:16,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:34:16,242 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:34:16,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:34:16,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:34:16,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:34:16,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:34:16,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:34:16,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:34:16,252 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:34:16,295 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:34:16,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:34:16,297 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:34:16,297 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:34:16,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:34:16,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:34:16,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:34:16,300 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:34:16,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:34:16,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:34:16,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:34:16,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:34:16,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:34:16,303 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:34:16,303 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:34:16,303 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:34:16,304 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:34:16,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:34:16,304 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:34:16,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:34:16,304 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:34:16,305 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:34:16,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:34:16,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:34:16,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:34:16,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:34:16,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:34:16,306 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:34:16,306 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:34:16,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:34:16,307 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:34:16,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:34:16,308 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_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7b32f819b918e072cd2f6b8ef11cf08c33c51198307cb8de75af009db97bd7b [2021-11-23 01:34:16,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:34:16,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:34:16,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:34:16,750 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:34:16,755 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:34:16,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i [2021-11-23 01:34:16,830 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/data/04989436a/88045661c4d34f92abd8951b31511455/FLAG3a72fed20 [2021-11-23 01:34:17,370 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:34:17,371 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i [2021-11-23 01:34:17,379 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/data/04989436a/88045661c4d34f92abd8951b31511455/FLAG3a72fed20 [2021-11-23 01:34:17,722 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/data/04989436a/88045661c4d34f92abd8951b31511455 [2021-11-23 01:34:17,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:34:17,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:34:17,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:34:17,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:34:17,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:34:17,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:34:17" (1/1) ... [2021-11-23 01:34:17,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56775a6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:17, skipping insertion in model container [2021-11-23 01:34:17,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:34:17" (1/1) ... [2021-11-23 01:34:17,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:34:17,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:34:17,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i[951,964] [2021-11-23 01:34:17,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:34:17,985 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:34:17,999 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i[951,964] [2021-11-23 01:34:18,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:34:18,039 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:34:18,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:18 WrapperNode [2021-11-23 01:34:18,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:34:18,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:34:18,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:34:18,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:34:18,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:18" (1/1) ... [2021-11-23 01:34:18,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:18" (1/1) ... [2021-11-23 01:34:18,100 INFO L137 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2021-11-23 01:34:18,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:34:18,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:34:18,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:34:18,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:34:18,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:18" (1/1) ... [2021-11-23 01:34:18,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:18" (1/1) ... [2021-11-23 01:34:18,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:18" (1/1) ... [2021-11-23 01:34:18,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:18" (1/1) ... [2021-11-23 01:34:18,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:18" (1/1) ... [2021-11-23 01:34:18,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:18" (1/1) ... [2021-11-23 01:34:18,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:18" (1/1) ... [2021-11-23 01:34:18,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:34:18,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:34:18,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:34:18,141 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:34:18,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:18" (1/1) ... [2021-11-23 01:34:18,149 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:34:18,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:34:18,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:34:18,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:34:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:34:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:34:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:34:18,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:34:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:34:18,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:34:18,311 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:34:18,313 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:34:18,497 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:34:18,545 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:34:18,545 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:34:18,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:18 BoogieIcfgContainer [2021-11-23 01:34:18,563 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:34:18,564 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:34:18,564 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:34:18,574 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:34:18,574 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:18" (1/1) ... [2021-11-23 01:34:18,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:34:18,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:18,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2021-11-23 01:34:18,688 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2021-11-23 01:34:18,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:34:18,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:18,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:18,734 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:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:34:18,742 INFO L158 Benchmark]: Toolchain (without parser) took 1010.52ms. Allocated memory was 50.3MB in the beginning and 67.1MB in the end (delta: 16.8MB). Free memory was 27.1MB in the beginning and 45.3MB in the end (delta: -18.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:34:18,743 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 50.3MB. Free memory was 31.8MB in the beginning and 31.7MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:34:18,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.76ms. Allocated memory was 50.3MB in the beginning and 67.1MB in the end (delta: 16.8MB). Free memory was 26.9MB in the beginning and 50.7MB in the end (delta: -23.7MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-11-23 01:34:18,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.19ms. Allocated memory is still 67.1MB. Free memory was 50.7MB in the beginning and 49.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:34:18,747 INFO L158 Benchmark]: Boogie Preprocessor took 37.71ms. Allocated memory is still 67.1MB. Free memory was 49.2MB in the beginning and 48.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:34:18,748 INFO L158 Benchmark]: RCFGBuilder took 422.16ms. Allocated memory is still 67.1MB. Free memory was 47.9MB in the beginning and 38.1MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:34:18,749 INFO L158 Benchmark]: CodeCheck took 175.10ms. Allocated memory is still 67.1MB. Free memory was 38.0MB in the beginning and 45.3MB in the end (delta: -7.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:34:18,758 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 0.34ms. Allocated memory is still 50.3MB. Free memory was 31.8MB in the beginning and 31.7MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.76ms. Allocated memory was 50.3MB in the beginning and 67.1MB in the end (delta: 16.8MB). Free memory was 26.9MB in the beginning and 50.7MB in the end (delta: -23.7MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.19ms. Allocated memory is still 67.1MB. Free memory was 50.7MB in the beginning and 49.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.71ms. Allocated memory is still 67.1MB. Free memory was 49.2MB in the beginning and 48.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 422.16ms. Allocated memory is still 67.1MB. Free memory was 47.9MB in the beginning and 38.1MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 175.10ms. Allocated memory is still 67.1MB. Free memory was 38.0MB in the beginning and 45.3MB in the end (delta: -7.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:34:18,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ba0e0a5-f0b1-4932-b653-d34ae0eb8f0d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared