./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.2.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg --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 64bit --witnessprinter.graph.data.programhash 809936c714dc357d6d91d004daecb44ecbcfc58194b3d574d5fc231327247aad --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:21:21,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:21:21,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:21:21,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:21:21,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:21:21,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:21:21,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:21:21,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:21:21,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:21:21,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:21:21,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:21:21,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:21:21,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:21:21,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:21:21,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:21:21,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:21:21,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:21:21,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:21:21,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:21:21,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:21:21,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:21:21,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:21:21,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:21:21,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:21:21,600 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:21:21,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:21:21,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:21:21,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:21:21,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:21:21,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:21:21,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:21:21,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:21:21,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:21:21,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:21:21,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:21:21,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:21:21,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:21:21,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:21:21,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:21:21,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:21:21,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:21:21,616 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 23:21:21,651 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:21:21,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:21:21,655 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:21:21,656 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:21:21,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:21:21,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:21:21,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:21:21,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:21:21,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:21:21,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:21:21,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:21:21,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:21:21,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:21:21,660 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:21:21,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:21:21,661 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:21:21,661 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:21:21,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:21:21,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:21:21,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:21:21,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:21:21,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:21:21,663 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:21:21,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:21:21,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:21:21,664 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_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 809936c714dc357d6d91d004daecb44ecbcfc58194b3d574d5fc231327247aad [2022-11-21 23:21:21,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:21:22,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:21:22,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:21:22,037 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:21:22,038 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:21:22,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.2.prop1-back-serstep.c [2022-11-21 23:21:25,046 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:21:25,521 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:21:25,521 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.2.prop1-back-serstep.c [2022-11-21 23:21:25,547 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/data/42f3d7f65/f0d43fdb39b444c89c9f0b655b9be794/FLAGd5e3eb0dd [2022-11-21 23:21:25,639 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/data/42f3d7f65/f0d43fdb39b444c89c9f0b655b9be794 [2022-11-21 23:21:25,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:21:25,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:21:25,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:21:25,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:21:25,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:21:25,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:21:25" (1/1) ... [2022-11-21 23:21:25,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@892b289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:25, skipping insertion in model container [2022-11-21 23:21:25,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:21:25" (1/1) ... [2022-11-21 23:21:25,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:21:25,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:21:25,992 WARN L237 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_b97af764-473b-4760-9272-7ef295359ccc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.2.prop1-back-serstep.c[1014,1027] [2022-11-21 23:21:26,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:21:26,535 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:21:26,544 WARN L237 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_b97af764-473b-4760-9272-7ef295359ccc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.2.prop1-back-serstep.c[1014,1027] [2022-11-21 23:21:26,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:21:26,787 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:21:26,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:26 WrapperNode [2022-11-21 23:21:26,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:21:26,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:21:26,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:21:26,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:21:26,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:26" (1/1) ... [2022-11-21 23:21:26,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:26" (1/1) ... [2022-11-21 23:21:26,995 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2533 [2022-11-21 23:21:26,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:21:26,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:21:26,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:21:26,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:21:27,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:26" (1/1) ... [2022-11-21 23:21:27,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:26" (1/1) ... [2022-11-21 23:21:27,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:26" (1/1) ... [2022-11-21 23:21:27,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:26" (1/1) ... [2022-11-21 23:21:27,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:26" (1/1) ... [2022-11-21 23:21:27,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:26" (1/1) ... [2022-11-21 23:21:27,179 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:26" (1/1) ... [2022-11-21 23:21:27,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:26" (1/1) ... [2022-11-21 23:21:27,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:21:27,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:21:27,224 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:21:27,224 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:21:27,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:26" (1/1) ... [2022-11-21 23:21:27,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:21:27,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:21:27,262 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:21:27,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:21:27,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:21:27,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:21:27,876 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:21:27,879 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:27:28,532 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:27:28,580 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:27:28,580 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:27:28,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:27:28 BoogieIcfgContainer [2022-11-21 23:27:28,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:27:28,584 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:27:28,584 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:27:28,594 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:27:28,594 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:27:28" (1/1) ... [2022-11-21 23:27:28,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:27:28,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:27:28,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:27:28,658 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:27:28,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:27:28,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:27:28,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:27:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:27:34,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:27:44,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 23:27:54,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 23:27:57,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 23:27:59,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 23:27:59,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:27:59,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-21 23:27:59,980 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-21 23:27:59,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:27:59,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:27:59,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:31:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:31:33,560 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:34:54,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:35:06,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 23:35:06,322 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) [2022-11-21 23:35:06,332 INFO L158 Benchmark]: Toolchain (without parser) took 820683.93ms. Allocated memory was 153.1MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 113.3MB in the beginning and 962.2MB in the end (delta: -848.9MB). Peak memory consumption was 459.7MB. Max. memory is 16.1GB. [2022-11-21 23:35:06,332 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:35:06,333 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1137.17ms. Allocated memory is still 153.1MB. Free memory was 112.9MB in the beginning and 94.9MB in the end (delta: 18.0MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. [2022-11-21 23:35:06,335 INFO L158 Benchmark]: Boogie Procedure Inliner took 206.86ms. Allocated memory is still 153.1MB. Free memory was 94.9MB in the beginning and 64.5MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-21 23:35:06,336 INFO L158 Benchmark]: Boogie Preprocessor took 226.46ms. Allocated memory is still 153.1MB. Free memory was 64.5MB in the beginning and 86.4MB in the end (delta: -21.9MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2022-11-21 23:35:06,337 INFO L158 Benchmark]: RCFGBuilder took 361359.54ms. Allocated memory was 153.1MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 86.4MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 744.9MB. Max. memory is 16.1GB. [2022-11-21 23:35:06,339 INFO L158 Benchmark]: CodeCheck took 457745.38ms. Allocated memory was 1.2GB in the beginning and 1.5GB in the end (delta: 243.3MB). Free memory was 1.1GB in the beginning and 962.2MB in the end (delta: 146.1MB). Peak memory consumption was 389.4MB. Max. memory is 16.1GB. [2022-11-21 23:35:06,350 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 0.32ms. Allocated memory is still 125.8MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1137.17ms. Allocated memory is still 153.1MB. Free memory was 112.9MB in the beginning and 94.9MB in the end (delta: 18.0MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 206.86ms. Allocated memory is still 153.1MB. Free memory was 94.9MB in the beginning and 64.5MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 226.46ms. Allocated memory is still 153.1MB. Free memory was 64.5MB in the beginning and 86.4MB in the end (delta: -21.9MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * RCFGBuilder took 361359.54ms. Allocated memory was 153.1MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 86.4MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 744.9MB. Max. memory is 16.1GB. * CodeCheck took 457745.38ms. Allocated memory was 1.2GB in the beginning and 1.5GB in the end (delta: 243.3MB). Free memory was 1.1GB in the beginning and 962.2MB in the end (delta: 146.1MB). Peak memory consumption was 389.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:35:06,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg --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 64bit --witnessprinter.graph.data.programhash 809936c714dc357d6d91d004daecb44ecbcfc58194b3d574d5fc231327247aad --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:35:08,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:35:08,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:35:09,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:35:09,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:35:09,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:35:09,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:35:09,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:35:09,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:35:09,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:35:09,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:35:09,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:35:09,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:35:09,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:35:09,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:35:09,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:35:09,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:35:09,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:35:09,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:35:09,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:35:09,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:35:09,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:35:09,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:35:09,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:35:09,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:35:09,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:35:09,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:35:09,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:35:09,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:35:09,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:35:09,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:35:09,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:35:09,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:35:09,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:35:09,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:35:09,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:35:09,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:35:09,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:35:09,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:35:09,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:35:09,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:35:09,101 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 23:35:09,127 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:35:09,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:35:09,129 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:35:09,130 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:35:09,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:35:09,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:35:09,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:35:09,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:35:09,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:35:09,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:35:09,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:35:09,133 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:35:09,134 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:35:09,134 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:35:09,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:35:09,134 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:35:09,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:35:09,135 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:35:09,135 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:35:09,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:35:09,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:35:09,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:35:09,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:35:09,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:35:09,136 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:35:09,136 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:35:09,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:35:09,137 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:35:09,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:35:09,137 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_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 809936c714dc357d6d91d004daecb44ecbcfc58194b3d574d5fc231327247aad [2022-11-21 23:35:09,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:35:09,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:35:09,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:35:09,609 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:35:09,609 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:35:09,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.2.prop1-back-serstep.c [2022-11-21 23:35:12,799 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:35:13,170 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:35:13,170 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.2.prop1-back-serstep.c [2022-11-21 23:35:13,187 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/data/c55607e5f/d4018dd0498d4463b9ea4bdc6f3b14a3/FLAG6623e6e81 [2022-11-21 23:35:13,209 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/data/c55607e5f/d4018dd0498d4463b9ea4bdc6f3b14a3 [2022-11-21 23:35:13,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:35:13,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:35:13,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:35:13,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:35:13,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:35:13,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:35:13" (1/1) ... [2022-11-21 23:35:13,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248e42e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:13, skipping insertion in model container [2022-11-21 23:35:13,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:35:13" (1/1) ... [2022-11-21 23:35:13,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:35:13,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:35:13,524 WARN L237 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_b97af764-473b-4760-9272-7ef295359ccc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.2.prop1-back-serstep.c[1014,1027] [2022-11-21 23:35:14,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:35:14,035 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:35:14,047 WARN L237 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_b97af764-473b-4760-9272-7ef295359ccc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.2.prop1-back-serstep.c[1014,1027] [2022-11-21 23:35:14,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:35:14,234 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:35:14,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:14 WrapperNode [2022-11-21 23:35:14,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:35:14,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:35:14,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:35:14,239 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:35:14,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:14" (1/1) ... [2022-11-21 23:35:14,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:14" (1/1) ... [2022-11-21 23:35:14,455 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2533 [2022-11-21 23:35:14,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:35:14,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:35:14,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:35:14,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:35:14,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:14" (1/1) ... [2022-11-21 23:35:14,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:14" (1/1) ... [2022-11-21 23:35:14,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:14" (1/1) ... [2022-11-21 23:35:14,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:14" (1/1) ... [2022-11-21 23:35:14,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:14" (1/1) ... [2022-11-21 23:35:14,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:14" (1/1) ... [2022-11-21 23:35:14,579 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:14" (1/1) ... [2022-11-21 23:35:14,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:14" (1/1) ... [2022-11-21 23:35:14,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:35:14,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:35:14,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:35:14,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:35:14,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:14" (1/1) ... [2022-11-21 23:35:14,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:35:14,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:35:14,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:35:14,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:35:14,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:35:14,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:35:15,263 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:35:15,265 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:35:19,200 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:35:19,272 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:35:19,272 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:35:19,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:35:19 BoogieIcfgContainer [2022-11-21 23:35:19,277 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:35:19,278 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:35:19,279 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:35:19,290 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:35:19,290 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:35:19" (1/1) ... [2022-11-21 23:35:19,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:35:19,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:35:19,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:35:19,361 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:35:19,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:35:19,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:35:19,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:35:19,400 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:385) 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:156) 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) [2022-11-21 23:35:19,405 INFO L158 Benchmark]: Toolchain (without parser) took 6191.09ms. Allocated memory was 77.6MB in the beginning and 234.9MB in the end (delta: 157.3MB). Free memory was 32.4MB in the beginning and 153.0MB in the end (delta: -120.6MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2022-11-21 23:35:19,405 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 77.6MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:35:19,406 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1022.28ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 32.2MB in the beginning and 61.7MB in the end (delta: -29.5MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-11-21 23:35:19,407 INFO L158 Benchmark]: Boogie Procedure Inliner took 217.60ms. Allocated memory is still 107.0MB. Free memory was 61.7MB in the beginning and 65.4MB in the end (delta: -3.7MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2022-11-21 23:35:19,408 INFO L158 Benchmark]: Boogie Preprocessor took 149.54ms. Allocated memory is still 107.0MB. Free memory was 64.9MB in the beginning and 53.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:35:19,408 INFO L158 Benchmark]: RCFGBuilder took 4670.91ms. Allocated memory was 107.0MB in the beginning and 234.9MB in the end (delta: 127.9MB). Free memory was 53.8MB in the beginning and 159.3MB in the end (delta: -105.5MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. [2022-11-21 23:35:19,409 INFO L158 Benchmark]: CodeCheck took 125.01ms. Allocated memory is still 234.9MB. Free memory was 158.3MB in the beginning and 153.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:35:19,413 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:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 77.6MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1022.28ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 32.2MB in the beginning and 61.7MB in the end (delta: -29.5MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 217.60ms. Allocated memory is still 107.0MB. Free memory was 61.7MB in the beginning and 65.4MB in the end (delta: -3.7MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 149.54ms. Allocated memory is still 107.0MB. Free memory was 64.9MB in the beginning and 53.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4670.91ms. Allocated memory was 107.0MB in the beginning and 234.9MB in the end (delta: 127.9MB). Free memory was 53.8MB in the beginning and 159.3MB in the end (delta: -105.5MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. * CodeCheck took 125.01ms. Allocated memory is still 234.9MB. Free memory was 158.3MB in the beginning and 153.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:35:19,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97af764-473b-4760-9272-7ef295359ccc/bin/ukojak-jW3SillKbg/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared