./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound20.c --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_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/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_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/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_51b0931e-52e9-446e-a757-99f761ed8f4d/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 28cfabe4b70eff8f7baaccb87c67f08c79dbf056ceeb2a0d56109f4b60f10f62 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:09:52,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:09:52,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:09:52,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:09:52,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:09:52,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:09:52,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:09:52,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:09:52,646 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:09:52,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:09:52,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:09:52,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:09:52,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:09:52,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:09:52,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:09:52,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:09:52,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:09:52,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:09:52,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:09:52,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:09:52,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:09:52,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:09:52,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:09:52,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:09:52,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:09:52,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:09:52,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:09:52,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:09:52,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:09:52,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:09:52,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:09:52,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:09:52,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:09:52,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:09:52,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:09:52,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:09:52,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:09:52,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:09:52,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:09:52,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:09:52,691 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:09:52,692 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:09:52,743 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:09:52,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:09:52,745 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:09:52,745 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:09:52,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:09:52,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:09:52,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:09:52,746 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:09:52,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:09:52,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:09:52,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:09:52,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:09:52,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:09:52,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:09:52,753 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:09:52,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:09:52,753 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:09:52,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:09:52,753 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:09:52,754 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:09:52,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:09:52,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:09:52,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:09:52,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:09:52,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:09:52,755 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:09:52,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:09:52,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:09:52,756 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_51b0931e-52e9-446e-a757-99f761ed8f4d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28cfabe4b70eff8f7baaccb87c67f08c79dbf056ceeb2a0d56109f4b60f10f62 [2021-11-22 23:09:53,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:09:53,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:09:53,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:09:53,090 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:09:53,091 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:09:53,094 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound20.c [2021-11-22 23:09:53,178 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/data/fc322ff71/2aeb87864c454f8f9c32aefbccaba889/FLAGaebb48331 [2021-11-22 23:09:53,703 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:09:53,704 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound20.c [2021-11-22 23:09:53,709 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/data/fc322ff71/2aeb87864c454f8f9c32aefbccaba889/FLAGaebb48331 [2021-11-22 23:09:54,082 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/data/fc322ff71/2aeb87864c454f8f9c32aefbccaba889 [2021-11-22 23:09:54,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:09:54,086 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:09:54,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:09:54,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:09:54,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:09:54,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:54" (1/1) ... [2021-11-22 23:09:54,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ebd351b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:54, skipping insertion in model container [2021-11-22 23:09:54,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:54" (1/1) ... [2021-11-22 23:09:54,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:09:54,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:09:54,295 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_51b0931e-52e9-446e-a757-99f761ed8f4d/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound20.c[537,550] [2021-11-22 23:09:54,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:09:54,318 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:09:54,331 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_51b0931e-52e9-446e-a757-99f761ed8f4d/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound20.c[537,550] [2021-11-22 23:09:54,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:09:54,352 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:09:54,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:54 WrapperNode [2021-11-22 23:09:54,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:09:54,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:09:54,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:09:54,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:09:54,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:54" (1/1) ... [2021-11-22 23:09:54,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:54" (1/1) ... [2021-11-22 23:09:54,386 INFO L137 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2021-11-22 23:09:54,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:09:54,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:09:54,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:09:54,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:09:54,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:54" (1/1) ... [2021-11-22 23:09:54,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:54" (1/1) ... [2021-11-22 23:09:54,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:54" (1/1) ... [2021-11-22 23:09:54,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:54" (1/1) ... [2021-11-22 23:09:54,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:54" (1/1) ... [2021-11-22 23:09:54,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:54" (1/1) ... [2021-11-22 23:09:54,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:54" (1/1) ... [2021-11-22 23:09:54,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:09:54,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:09:54,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:09:54,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:09:54,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:54" (1/1) ... [2021-11-22 23:09:54,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:09:54,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:09:54,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:09:54,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:09:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:09:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:09:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:09:54,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:09:54,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:09:54,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:09:54,566 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:09:54,568 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:09:54,706 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:09:54,734 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:09:54,735 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:09:54,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:09:54 BoogieIcfgContainer [2021-11-22 23:09:54,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:09:54,738 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:09:54,738 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:09:54,748 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:09:54,749 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:09:54" (1/1) ... [2021-11-22 23:09:54,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:09:54,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:54,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2021-11-22 23:09:54,815 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2021-11-22 23:09:54,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:09:54,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:54,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:54,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:54,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:55,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:55,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2021-11-22 23:09:55,024 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2021-11-22 23:09:55,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:09:55,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:55,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:55,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:55,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 45 transitions. [2021-11-22 23:09:55,217 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 45 transitions. [2021-11-22 23:09:55,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:09:55,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:55,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:55,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:55,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 48 transitions. [2021-11-22 23:09:55,537 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 48 transitions. [2021-11-22 23:09:55,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-22 23:09:55,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:55,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:56,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:56,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 57 transitions. [2021-11-22 23:09:56,006 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 57 transitions. [2021-11-22 23:09:56,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:09:56,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:56,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:56,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:09:56,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:56,360 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:56,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:56,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 68 transitions. [2021-11-22 23:09:56,978 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 68 transitions. [2021-11-22 23:09:56,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:09:56,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:56,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:09:57,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:57,150 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:09:58,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:58,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 48 states and 109 transitions. [2021-11-22 23:09:58,115 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 109 transitions. [2021-11-22 23:09:58,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:09:58,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:58,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:58,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:09:58,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:58,255 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:09:58,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:58,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 54 states and 125 transitions. [2021-11-22 23:09:58,742 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 125 transitions. [2021-11-22 23:09:58,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:09:58,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:58,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:58,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:58,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:09:58,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:58,880 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:09:59,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:59,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 56 states and 130 transitions. [2021-11-22 23:09:59,219 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 130 transitions. [2021-11-22 23:09:59,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:09:59,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:59,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:59,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:09:59,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:59,532 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:10:12,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:12,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 61 states and 145 transitions. [2021-11-22 23:10:12,588 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 145 transitions. [2021-11-22 23:10:12,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:10:12,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:12,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:12,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:10:12,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:12,780 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:10:13,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 65 states and 156 transitions. [2021-11-22 23:10:13,763 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 156 transitions. [2021-11-22 23:10:13,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:10:13,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:10:13,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:14,041 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:10:28,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:28,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 71 states and 180 transitions. [2021-11-22 23:10:28,131 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 180 transitions. [2021-11-22 23:10:28,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:10:28,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:28,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:29,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:29,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:10:29,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:01,076 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:11:07,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 79 states and 206 transitions. [2021-11-22 23:11:07,995 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 206 transitions. [2021-11-22 23:11:07,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-22 23:11:07,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:11:08,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:08,540 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:11:22,381 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 [] [2021-11-22 23:11:57,622 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 23:12:08,018 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 23:12:18,553 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.53s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 23:12:28,963 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 23:12:39,348 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:12:39,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:39,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 85 states and 230 transitions. [2021-11-22 23:12:39,812 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 230 transitions. [2021-11-22 23:12:39,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:12:39,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:39,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:39,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:39,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:12:39,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:40,959 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:13:04,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:04,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 90 states and 251 transitions. [2021-11-22 23:13:04,668 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 251 transitions. [2021-11-22 23:13:04,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:13:04,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:04,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-22 23:13:15,244 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) [2021-11-22 23:13:15,247 INFO L158 Benchmark]: Toolchain (without parser) took 201160.74ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 91.5MB in the beginning and 126.3MB in the end (delta: -34.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:13:15,247 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:13:15,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.93ms. Allocated memory is still 130.0MB. Free memory was 91.3MB in the beginning and 103.4MB in the end (delta: -12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:13:15,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.31ms. Allocated memory is still 130.0MB. Free memory was 103.4MB in the beginning and 101.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:13:15,249 INFO L158 Benchmark]: Boogie Preprocessor took 20.12ms. Allocated memory is still 130.0MB. Free memory was 101.7MB in the beginning and 100.7MB in the end (delta: 954.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:13:15,250 INFO L158 Benchmark]: RCFGBuilder took 328.90ms. Allocated memory is still 130.0MB. Free memory was 100.7MB in the beginning and 89.6MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:13:15,251 INFO L158 Benchmark]: CodeCheck took 200507.84ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 89.6MB in the beginning and 126.3MB in the end (delta: -36.7MB). Peak memory consumption was 74.6kB. Max. memory is 16.1GB. [2021-11-22 23:13:15,254 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 130.0MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.93ms. Allocated memory is still 130.0MB. Free memory was 91.3MB in the beginning and 103.4MB in the end (delta: -12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.31ms. Allocated memory is still 130.0MB. Free memory was 103.4MB in the beginning and 101.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.12ms. Allocated memory is still 130.0MB. Free memory was 101.7MB in the beginning and 100.7MB in the end (delta: 954.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 328.90ms. Allocated memory is still 130.0MB. Free memory was 100.7MB in the beginning and 89.6MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 200507.84ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 89.6MB in the beginning and 126.3MB in the end (delta: -36.7MB). Peak memory consumption was 74.6kB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:13:15,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis 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_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/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_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/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_51b0931e-52e9-446e-a757-99f761ed8f4d/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 28cfabe4b70eff8f7baaccb87c67f08c79dbf056ceeb2a0d56109f4b60f10f62 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:13:17,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:13:17,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:13:17,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:13:17,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:13:17,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:13:17,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:13:17,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:13:17,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:13:17,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:13:17,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:13:17,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:13:17,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:13:17,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:13:17,726 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:13:17,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:13:17,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:13:17,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:13:17,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:13:17,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:13:17,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:13:17,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:13:17,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:13:17,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:13:17,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:13:17,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:13:17,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:13:17,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:13:17,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:13:17,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:13:17,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:13:17,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:13:17,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:13:17,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:13:17,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:13:17,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:13:17,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:13:17,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:13:17,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:13:17,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:13:17,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:13:17,778 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:13:17,822 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:13:17,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:13:17,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:13:17,824 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:13:17,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:13:17,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:13:17,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:13:17,827 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:13:17,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:13:17,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:13:17,828 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:13:17,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:13:17,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:13:17,829 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:13:17,829 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:13:17,829 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:13:17,830 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:13:17,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:13:17,830 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:13:17,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:13:17,831 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:13:17,831 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:13:17,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:13:17,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:13:17,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:13:17,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:13:17,832 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:13:17,832 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:13:17,833 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:13:17,833 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:13:17,833 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:13:17,833 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:13:17,834 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_51b0931e-52e9-446e-a757-99f761ed8f4d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28cfabe4b70eff8f7baaccb87c67f08c79dbf056ceeb2a0d56109f4b60f10f62 [2021-11-22 23:13:18,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:13:18,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:13:18,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:13:18,263 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:13:18,267 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:13:18,268 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound20.c [2021-11-22 23:13:18,345 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/data/b887053de/1aad513533024904be019107b8e9f0bb/FLAG95bbfed31 [2021-11-22 23:13:18,944 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:13:18,944 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound20.c [2021-11-22 23:13:18,952 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/data/b887053de/1aad513533024904be019107b8e9f0bb/FLAG95bbfed31 [2021-11-22 23:13:19,300 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/data/b887053de/1aad513533024904be019107b8e9f0bb [2021-11-22 23:13:19,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:13:19,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:13:19,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:13:19,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:13:19,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:13:19,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:13:19" (1/1) ... [2021-11-22 23:13:19,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2813f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:19, skipping insertion in model container [2021-11-22 23:13:19,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:13:19" (1/1) ... [2021-11-22 23:13:19,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:13:19,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:13:19,491 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_51b0931e-52e9-446e-a757-99f761ed8f4d/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound20.c[537,550] [2021-11-22 23:13:19,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:13:19,519 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:13:19,532 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_51b0931e-52e9-446e-a757-99f761ed8f4d/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound20.c[537,550] [2021-11-22 23:13:19,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:13:19,554 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:13:19,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:19 WrapperNode [2021-11-22 23:13:19,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:13:19,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:13:19,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:13:19,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:13:19,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:19" (1/1) ... [2021-11-22 23:13:19,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:19" (1/1) ... [2021-11-22 23:13:19,600 INFO L137 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2021-11-22 23:13:19,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:13:19,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:13:19,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:13:19,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:13:19,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:19" (1/1) ... [2021-11-22 23:13:19,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:19" (1/1) ... [2021-11-22 23:13:19,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:19" (1/1) ... [2021-11-22 23:13:19,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:19" (1/1) ... [2021-11-22 23:13:19,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:19" (1/1) ... [2021-11-22 23:13:19,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:19" (1/1) ... [2021-11-22 23:13:19,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:19" (1/1) ... [2021-11-22 23:13:19,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:13:19,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:13:19,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:13:19,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:13:19,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:19" (1/1) ... [2021-11-22 23:13:19,636 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:13:19,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:13:19,657 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:13:19,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:13:19,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:13:19,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:13:19,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:13:19,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:13:19,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:13:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:13:19,786 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:13:19,788 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:13:20,012 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:13:20,064 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:13:20,064 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:13:20,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:13:20 BoogieIcfgContainer [2021-11-22 23:13:20,085 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:13:20,086 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:13:20,087 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:13:20,096 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:13:20,096 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:13:20" (1/1) ... [2021-11-22 23:13:20,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:13:20,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:20,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2021-11-22 23:13:20,215 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2021-11-22 23:13:20,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:13:20,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:20,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:20,260 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) [2021-11-22 23:13:20,265 INFO L158 Benchmark]: Toolchain (without parser) took 958.22ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 28.9MB in the beginning and 37.1MB in the end (delta: -8.2MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-11-22 23:13:20,267 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.4MB in the end (delta: 39.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:13:20,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.77ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 28.7MB in the beginning and 42.0MB in the end (delta: -13.3MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2021-11-22 23:13:20,270 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.39ms. Allocated memory is still 65.0MB. Free memory was 42.0MB in the beginning and 40.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:13:20,271 INFO L158 Benchmark]: Boogie Preprocessor took 25.84ms. Allocated memory is still 65.0MB. Free memory was 40.4MB in the beginning and 39.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:13:20,272 INFO L158 Benchmark]: RCFGBuilder took 457.36ms. Allocated memory is still 65.0MB. Free memory was 39.2MB in the beginning and 43.1MB in the end (delta: -3.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:13:20,273 INFO L158 Benchmark]: CodeCheck took 175.36ms. Allocated memory is still 65.0MB. Free memory was 43.1MB in the beginning and 37.1MB in the end (delta: 6.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:13:20,283 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 0.71ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.4MB in the end (delta: 39.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.77ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 28.7MB in the beginning and 42.0MB in the end (delta: -13.3MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.39ms. Allocated memory is still 65.0MB. Free memory was 42.0MB in the beginning and 40.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.84ms. Allocated memory is still 65.0MB. Free memory was 40.4MB in the beginning and 39.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 457.36ms. Allocated memory is still 65.0MB. Free memory was 39.2MB in the beginning and 43.1MB in the end (delta: -3.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 175.36ms. Allocated memory is still 65.0MB. Free memory was 43.1MB in the beginning and 37.1MB in the end (delta: 6.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:13:20,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0931e-52e9-446e-a757-99f761ed8f4d/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