./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4 --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 d8d47521066b64c3dd20752926e1ed0f109f71af24dbe7d1255c7f065d546fba --- 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-2329fc7 [2022-12-14 21:20:37,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:20:37,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:20:37,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:20:37,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:20:37,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:20:37,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:20:37,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:20:37,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:20:37,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:20:37,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:20:37,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:20:37,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:20:37,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:20:37,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:20:37,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:20:37,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:20:37,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:20:37,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:20:37,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:20:37,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:20:37,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:20:37,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:20:37,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:20:37,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:20:37,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:20:37,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:20:37,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:20:37,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:20:37,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:20:37,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:20:37,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:20:37,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:20:37,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:20:37,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:20:37,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:20:37,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:20:37,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:20:37,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:20:37,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:20:37,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:20:37,749 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 21:20:37,764 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:20:37,764 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:20:37,765 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:20:37,765 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:20:37,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:20:37,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:20:37,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:20:37,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:20:37,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:20:37,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:20:37,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:20:37,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:20:37,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:20:37,766 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:20:37,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:20:37,766 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:20:37,767 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:20:37,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:20:37,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:20:37,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:20:37,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:20:37,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:20:37,767 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:20:37,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:20:37,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:20:37,768 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_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8d47521066b64c3dd20752926e1ed0f109f71af24dbe7d1255c7f065d546fba [2022-12-14 21:20:37,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:20:37,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:20:37,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:20:37,953 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:20:37,954 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:20:37,955 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c [2022-12-14 21:20:40,613 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:20:40,826 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:20:40,826 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c [2022-12-14 21:20:40,837 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/data/3f64e86d9/80d3b9124c854659915d290065d1d4a1/FLAG4ff49a6e9 [2022-12-14 21:20:40,851 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/data/3f64e86d9/80d3b9124c854659915d290065d1d4a1 [2022-12-14 21:20:40,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:20:40,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:20:40,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:20:40,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:20:40,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:20:40,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:20:40" (1/1) ... [2022-12-14 21:20:40,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@795bd1aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:20:40, skipping insertion in model container [2022-12-14 21:20:40,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:20:40" (1/1) ... [2022-12-14 21:20:40,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:20:40,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:20:41,014 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_f633ff77-6e48-4a94-a05a-e78347dd706b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c[1014,1027] [2022-12-14 21:20:41,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:20:41,157 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:20:41,164 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_f633ff77-6e48-4a94-a05a-e78347dd706b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c[1014,1027] [2022-12-14 21:20:41,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:20:41,260 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:20:41,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:20:41 WrapperNode [2022-12-14 21:20:41,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:20:41,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:20:41,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:20:41,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:20:41,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:20:41" (1/1) ... [2022-12-14 21:20:41,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:20:41" (1/1) ... [2022-12-14 21:20:41,367 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1346 [2022-12-14 21:20:41,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:20:41,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:20:41,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:20:41,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:20:41,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:20:41" (1/1) ... [2022-12-14 21:20:41,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:20:41" (1/1) ... [2022-12-14 21:20:41,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:20:41" (1/1) ... [2022-12-14 21:20:41,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:20:41" (1/1) ... [2022-12-14 21:20:41,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:20:41" (1/1) ... [2022-12-14 21:20:41,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:20:41" (1/1) ... [2022-12-14 21:20:41,415 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:20:41" (1/1) ... [2022-12-14 21:20:41,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:20:41" (1/1) ... [2022-12-14 21:20:41,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:20:41,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:20:41,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:20:41,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:20:41,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:20:41" (1/1) ... [2022-12-14 21:20:41,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:20:41,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:20:41,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:20:41,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:20:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:20:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:20:41,712 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:20:41,714 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:21:34,732 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:21:34,762 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:21:34,762 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 21:21:34,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:21:34 BoogieIcfgContainer [2022-12-14 21:21:34,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:21:34,764 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:21:34,764 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:21:34,771 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:21:34,771 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:21:34" (1/1) ... [2022-12-14 21:21:34,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:21:34,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:34,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 21:21:34,814 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 21:21:34,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:21:34,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:34,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:36,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:46,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 21:21:56,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 21:21:57,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:57,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-14 21:21:57,377 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-14 21:21:57,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:21:57,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:57,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 21:22:20,543 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 21:22:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 21:22:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 21:22:56,964 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) [2022-12-14 21:22:56,967 INFO L158 Benchmark]: Toolchain (without parser) took 136112.46ms. Allocated memory was 111.1MB in the beginning and 815.8MB in the end (delta: 704.6MB). Free memory was 75.8MB in the beginning and 415.9MB in the end (delta: -340.1MB). Peak memory consumption was 366.6MB. Max. memory is 16.1GB. [2022-12-14 21:22:56,968 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 111.1MB. Free memory was 76.5MB in the beginning and 76.4MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:22:56,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.97ms. Allocated memory was 111.1MB in the beginning and 136.3MB in the end (delta: 25.2MB). Free memory was 75.8MB in the beginning and 95.6MB in the end (delta: -19.8MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. [2022-12-14 21:22:56,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.87ms. Allocated memory is still 136.3MB. Free memory was 95.6MB in the beginning and 79.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 21:22:56,969 INFO L158 Benchmark]: Boogie Preprocessor took 60.74ms. Allocated memory is still 136.3MB. Free memory was 79.6MB in the beginning and 71.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 21:22:56,970 INFO L158 Benchmark]: RCFGBuilder took 53334.56ms. Allocated memory was 136.3MB in the beginning and 566.2MB in the end (delta: 429.9MB). Free memory was 71.2MB in the beginning and 289.5MB in the end (delta: -218.3MB). Peak memory consumption was 328.8MB. Max. memory is 16.1GB. [2022-12-14 21:22:56,970 INFO L158 Benchmark]: CodeCheck took 82202.38ms. Allocated memory was 566.2MB in the beginning and 815.8MB in the end (delta: 249.6MB). Free memory was 289.5MB in the beginning and 415.9MB in the end (delta: -126.4MB). Peak memory consumption was 123.2MB. Max. memory is 16.1GB. [2022-12-14 21:22:56,973 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 111.1MB. Free memory was 76.5MB in the beginning and 76.4MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.97ms. Allocated memory was 111.1MB in the beginning and 136.3MB in the end (delta: 25.2MB). Free memory was 75.8MB in the beginning and 95.6MB in the end (delta: -19.8MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.87ms. Allocated memory is still 136.3MB. Free memory was 95.6MB in the beginning and 79.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.74ms. Allocated memory is still 136.3MB. Free memory was 79.6MB in the beginning and 71.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 53334.56ms. Allocated memory was 136.3MB in the beginning and 566.2MB in the end (delta: 429.9MB). Free memory was 71.2MB in the beginning and 289.5MB in the end (delta: -218.3MB). Peak memory consumption was 328.8MB. Max. memory is 16.1GB. * CodeCheck took 82202.38ms. Allocated memory was 566.2MB in the beginning and 815.8MB in the end (delta: 249.6MB). Free memory was 289.5MB in the beginning and 415.9MB in the end (delta: -126.4MB). Peak memory consumption was 123.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:22:57,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4 --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 d8d47521066b64c3dd20752926e1ed0f109f71af24dbe7d1255c7f065d546fba --- 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-2329fc7 [2022-12-14 21:22:58,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:22:58,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:22:58,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:22:58,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:22:58,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:22:58,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:22:58,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:22:58,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:22:58,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:22:58,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:22:58,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:22:58,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:22:58,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:22:58,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:22:58,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:22:58,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:22:58,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:22:58,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:22:58,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:22:58,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:22:58,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:22:58,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:22:58,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:22:58,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:22:58,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:22:58,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:22:58,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:22:58,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:22:58,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:22:58,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:22:58,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:22:58,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:22:58,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:22:58,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:22:58,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:22:58,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:22:58,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:22:58,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:22:58,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:22:58,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:22:58,637 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-14 21:22:58,660 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:22:58,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:22:58,661 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:22:58,661 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:22:58,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:22:58,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:22:58,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:22:58,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:22:58,663 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:22:58,663 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:22:58,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:22:58,664 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 21:22:58,664 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 21:22:58,664 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 21:22:58,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:22:58,664 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:22:58,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:22:58,665 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:22:58,665 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:22:58,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:22:58,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:22:58,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:22:58,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:22:58,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:22:58,666 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 21:22:58,666 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 21:22:58,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:22:58,667 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 21:22:58,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 21:22:58,667 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_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8d47521066b64c3dd20752926e1ed0f109f71af24dbe7d1255c7f065d546fba [2022-12-14 21:22:58,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:22:58,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:22:58,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:22:58,923 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:22:58,923 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:22:58,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c [2022-12-14 21:23:01,537 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:23:01,734 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:23:01,734 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c [2022-12-14 21:23:01,746 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/data/837d6f2e7/e6b0b4523d284efe9cfe09ba926d6e4c/FLAG440c1ea59 [2022-12-14 21:23:01,757 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/data/837d6f2e7/e6b0b4523d284efe9cfe09ba926d6e4c [2022-12-14 21:23:01,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:23:01,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:23:01,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:23:01,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:23:01,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:23:01,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:23:01" (1/1) ... [2022-12-14 21:23:01,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@797e499e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:23:01, skipping insertion in model container [2022-12-14 21:23:01,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:23:01" (1/1) ... [2022-12-14 21:23:01,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:23:01,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:23:01,916 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_f633ff77-6e48-4a94-a05a-e78347dd706b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c[1014,1027] [2022-12-14 21:23:02,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:23:02,091 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:23:02,098 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_f633ff77-6e48-4a94-a05a-e78347dd706b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c[1014,1027] [2022-12-14 21:23:02,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:23:02,164 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:23:02,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:23:02 WrapperNode [2022-12-14 21:23:02,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:23:02,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:23:02,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:23:02,166 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:23:02,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:23:02" (1/1) ... [2022-12-14 21:23:02,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:23:02" (1/1) ... [2022-12-14 21:23:02,232 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1346 [2022-12-14 21:23:02,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:23:02,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:23:02,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:23:02,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:23:02,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:23:02" (1/1) ... [2022-12-14 21:23:02,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:23:02" (1/1) ... [2022-12-14 21:23:02,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:23:02" (1/1) ... [2022-12-14 21:23:02,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:23:02" (1/1) ... [2022-12-14 21:23:02,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:23:02" (1/1) ... [2022-12-14 21:23:02,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:23:02" (1/1) ... [2022-12-14 21:23:02,287 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:23:02" (1/1) ... [2022-12-14 21:23:02,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:23:02" (1/1) ... [2022-12-14 21:23:02,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:23:02,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:23:02,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:23:02,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:23:02,298 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:23:02" (1/1) ... [2022-12-14 21:23:02,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:23:02,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:23:02,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:23:02,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:23:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:23:02,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:23:02,607 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:23:02,608 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:23:03,596 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:23:03,617 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:23:03,617 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 21:23:03,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:23:03 BoogieIcfgContainer [2022-12-14 21:23:03,619 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:23:03,619 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:23:03,619 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:23:03,626 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:23:03,626 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:23:03" (1/1) ... [2022-12-14 21:23:03,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:23:03,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:03,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 21:23:03,669 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 21:23:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:23:03,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:03,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:03,702 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) [2022-12-14 21:23:03,706 INFO L158 Benchmark]: Toolchain (without parser) took 1945.05ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 63.0MB in the beginning and 48.3MB in the end (delta: 14.7MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2022-12-14 21:23:03,706 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:23:03,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.15ms. Allocated memory is still 86.0MB. Free memory was 62.8MB in the beginning and 44.4MB in the end (delta: 18.4MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2022-12-14 21:23:03,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.24ms. Allocated memory is still 86.0MB. Free memory was 44.4MB in the beginning and 34.7MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 21:23:03,707 INFO L158 Benchmark]: Boogie Preprocessor took 64.19ms. Allocated memory is still 86.0MB. Free memory was 34.7MB in the beginning and 55.5MB in the end (delta: -20.8MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-12-14 21:23:03,708 INFO L158 Benchmark]: RCFGBuilder took 1321.17ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 55.5MB in the beginning and 54.2MB in the end (delta: 1.3MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2022-12-14 21:23:03,708 INFO L158 Benchmark]: CodeCheck took 85.14ms. Allocated memory is still 104.9MB. Free memory was 54.2MB in the beginning and 48.3MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 21:23:03,711 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 0.16ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.15ms. Allocated memory is still 86.0MB. Free memory was 62.8MB in the beginning and 44.4MB in the end (delta: 18.4MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.24ms. Allocated memory is still 86.0MB. Free memory was 44.4MB in the beginning and 34.7MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.19ms. Allocated memory is still 86.0MB. Free memory was 34.7MB in the beginning and 55.5MB in the end (delta: -20.8MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1321.17ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 55.5MB in the beginning and 54.2MB in the end (delta: 1.3MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. * CodeCheck took 85.14ms. Allocated memory is still 104.9MB. Free memory was 54.2MB in the beginning and 48.3MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:23:03,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f633ff77-6e48-4a94-a05a-e78347dd706b/bin/ukojak-rkRKPMF4O4/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