./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.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_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/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_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/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_9ae58bd2-42e1-4774-a14e-fe32a576d078/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 092a13b926130de4491a21142cb775764b1fc007b82ffbc677daa17498528d22 --- 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 19:59:27,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:59:27,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:59:27,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:59:27,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:59:27,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:59:27,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:59:27,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:59:27,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:59:27,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:59:27,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:59:27,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:59:27,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:59:27,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:59:27,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:59:27,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:59:27,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:59:27,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:59:27,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:59:27,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:59:27,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:59:27,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:59:27,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:59:27,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:59:27,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:59:27,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:59:27,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:59:27,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:59:27,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:59:27,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:59:27,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:59:27,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:59:27,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:59:27,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:59:27,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:59:27,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:59:27,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:59:27,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:59:27,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:59:27,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:59:27,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:59:27,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 19:59:27,687 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:59:27,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:59:27,688 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:59:27,688 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:59:27,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:59:27,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:59:27,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:59:27,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:59:27,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:59:27,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:59:27,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:59:27,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:59:27,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:59:27,690 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:59:27,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:59:27,690 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:59:27,690 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:59:27,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:59:27,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:59:27,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:59:27,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:59:27,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:59:27,691 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:59:27,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:59:27,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:59:27,691 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_9ae58bd2-42e1-4774-a14e-fe32a576d078/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 092a13b926130de4491a21142cb775764b1fc007b82ffbc677daa17498528d22 [2022-12-14 19:59:27,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:59:27,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:59:27,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:59:27,877 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:59:27,877 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:59:27,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-back-serstep.c [2022-12-14 19:59:30,511 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:59:30,760 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:59:30,760 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-back-serstep.c [2022-12-14 19:59:30,774 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/data/e713ca6fd/d27cef22f9b24fc4b03cc57e97304704/FLAG34d07005f [2022-12-14 19:59:30,787 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/data/e713ca6fd/d27cef22f9b24fc4b03cc57e97304704 [2022-12-14 19:59:30,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:59:30,790 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:59:30,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:59:30,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:59:30,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:59:30,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:59:30" (1/1) ... [2022-12-14 19:59:30,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@131602a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:59:30, skipping insertion in model container [2022-12-14 19:59:30,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:59:30" (1/1) ... [2022-12-14 19:59:30,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:59:30,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:59:31,034 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_9ae58bd2-42e1-4774-a14e-fe32a576d078/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-back-serstep.c[1014,1027] [2022-12-14 19:59:31,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:59:31,306 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:59:31,313 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_9ae58bd2-42e1-4774-a14e-fe32a576d078/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-back-serstep.c[1014,1027] [2022-12-14 19:59:31,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:59:31,403 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:59:31,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:59:31 WrapperNode [2022-12-14 19:59:31,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:59:31,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:59:31,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:59:31,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:59:31,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:59:31" (1/1) ... [2022-12-14 19:59:31,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:59:31" (1/1) ... [2022-12-14 19:59:31,496 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1943 [2022-12-14 19:59:31,496 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:59:31,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:59:31,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:59:31,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:59:31,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:59:31" (1/1) ... [2022-12-14 19:59:31,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:59:31" (1/1) ... [2022-12-14 19:59:31,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:59:31" (1/1) ... [2022-12-14 19:59:31,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:59:31" (1/1) ... [2022-12-14 19:59:31,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:59:31" (1/1) ... [2022-12-14 19:59:31,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:59:31" (1/1) ... [2022-12-14 19:59:31,546 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:59:31" (1/1) ... [2022-12-14 19:59:31,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:59:31" (1/1) ... [2022-12-14 19:59:31,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:59:31,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:59:31,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:59:31,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:59:31,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:59:31" (1/1) ... [2022-12-14 19:59:31,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:59:31,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:59:31,605 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:59:31,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:59:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:59:31,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:59:31,943 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:59:31,945 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:01:11,012 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:01:11,035 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:01:11,035 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:01:11,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:01:11 BoogieIcfgContainer [2022-12-14 20:01:11,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:01:11,037 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:01:11,038 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:01:11,045 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:01:11,045 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:01:11" (1/1) ... [2022-12-14 20:01:11,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:01:11,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:11,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 20:01:11,090 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 20:01:11,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:01:11,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:11,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:12,069 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 20:01:22,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 20:01:32,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 20:01:33,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:33,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-14 20:01:33,427 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-14 20:01:33,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:01:33,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:33,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 20:01:44,351 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 20:01:44,354 INFO L158 Benchmark]: Toolchain (without parser) took 133563.69ms. Allocated memory was 148.9MB in the beginning and 786.4MB in the end (delta: 637.5MB). Free memory was 107.7MB in the beginning and 567.0MB in the end (delta: -459.3MB). Peak memory consumption was 181.3MB. Max. memory is 16.1GB. [2022-12-14 20:01:44,355 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:01:44,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 612.97ms. Allocated memory is still 148.9MB. Free memory was 107.2MB in the beginning and 93.2MB in the end (delta: 14.0MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. [2022-12-14 20:01:44,356 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.89ms. Allocated memory is still 148.9MB. Free memory was 93.2MB in the beginning and 73.8MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 20:01:44,357 INFO L158 Benchmark]: Boogie Preprocessor took 66.81ms. Allocated memory is still 148.9MB. Free memory was 73.8MB in the beginning and 63.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 20:01:44,358 INFO L158 Benchmark]: RCFGBuilder took 99472.80ms. Allocated memory was 148.9MB in the beginning and 786.4MB in the end (delta: 637.5MB). Free memory was 63.8MB in the beginning and 524.4MB in the end (delta: -460.5MB). Peak memory consumption was 450.2MB. Max. memory is 16.1GB. [2022-12-14 20:01:44,358 INFO L158 Benchmark]: CodeCheck took 33316.16ms. Allocated memory is still 786.4MB. Free memory was 524.4MB in the beginning and 567.0MB in the end (delta: -42.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:01:44,361 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 0.18ms. Allocated memory is still 100.7MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 612.97ms. Allocated memory is still 148.9MB. Free memory was 107.2MB in the beginning and 93.2MB in the end (delta: 14.0MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.89ms. Allocated memory is still 148.9MB. Free memory was 93.2MB in the beginning and 73.8MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.81ms. Allocated memory is still 148.9MB. Free memory was 73.8MB in the beginning and 63.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 99472.80ms. Allocated memory was 148.9MB in the beginning and 786.4MB in the end (delta: 637.5MB). Free memory was 63.8MB in the beginning and 524.4MB in the end (delta: -460.5MB). Peak memory consumption was 450.2MB. Max. memory is 16.1GB. * CodeCheck took 33316.16ms. Allocated memory is still 786.4MB. Free memory was 524.4MB in the beginning and 567.0MB in the end (delta: -42.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:01:44,573 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-14 20:01:44,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/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_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/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_9ae58bd2-42e1-4774-a14e-fe32a576d078/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 092a13b926130de4491a21142cb775764b1fc007b82ffbc677daa17498528d22 --- 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 20:01:45,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:01:45,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:01:45,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:01:45,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:01:45,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:01:46,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:01:46,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:01:46,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:01:46,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:01:46,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:01:46,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:01:46,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:01:46,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:01:46,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:01:46,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:01:46,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:01:46,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:01:46,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:01:46,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:01:46,018 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:01:46,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:01:46,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:01:46,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:01:46,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:01:46,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:01:46,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:01:46,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:01:46,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:01:46,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:01:46,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:01:46,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:01:46,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:01:46,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:01:46,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:01:46,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:01:46,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:01:46,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:01:46,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:01:46,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:01:46,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:01:46,030 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-14 20:01:46,046 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:01:46,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:01:46,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:01:46,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:01:46,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:01:46,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:01:46,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:01:46,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:01:46,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:01:46,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:01:46,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:01:46,048 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 20:01:46,048 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 20:01:46,048 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 20:01:46,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:01:46,048 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:01:46,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:01:46,049 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:01:46,049 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:01:46,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:01:46,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:01:46,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:01:46,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:01:46,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:01:46,049 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 20:01:46,050 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 20:01:46,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:01:46,050 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 20:01:46,050 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 20:01:46,050 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_9ae58bd2-42e1-4774-a14e-fe32a576d078/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 092a13b926130de4491a21142cb775764b1fc007b82ffbc677daa17498528d22 [2022-12-14 20:01:46,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:01:46,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:01:46,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:01:46,279 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:01:46,279 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:01:46,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-back-serstep.c [2022-12-14 20:01:48,894 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:01:49,105 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:01:49,106 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-back-serstep.c [2022-12-14 20:01:49,118 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/data/831fdadad/b49178bd20a64e74b084fb2f948e7b30/FLAG4d8ce5630 [2022-12-14 20:01:49,132 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/data/831fdadad/b49178bd20a64e74b084fb2f948e7b30 [2022-12-14 20:01:49,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:01:49,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:01:49,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:01:49,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:01:49,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:01:49,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:01:49" (1/1) ... [2022-12-14 20:01:49,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9012e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:01:49, skipping insertion in model container [2022-12-14 20:01:49,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:01:49" (1/1) ... [2022-12-14 20:01:49,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:01:49,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:01:49,345 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_9ae58bd2-42e1-4774-a14e-fe32a576d078/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-back-serstep.c[1014,1027] [2022-12-14 20:01:49,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:01:49,591 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:01:49,600 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_9ae58bd2-42e1-4774-a14e-fe32a576d078/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-back-serstep.c[1014,1027] [2022-12-14 20:01:49,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:01:49,714 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:01:49,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:01:49 WrapperNode [2022-12-14 20:01:49,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:01:49,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:01:49,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:01:49,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:01:49,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:01:49" (1/1) ... [2022-12-14 20:01:49,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:01:49" (1/1) ... [2022-12-14 20:01:49,832 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1943 [2022-12-14 20:01:49,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:01:49,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:01:49,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:01:49,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:01:49,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:01:49" (1/1) ... [2022-12-14 20:01:49,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:01:49" (1/1) ... [2022-12-14 20:01:49,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:01:49" (1/1) ... [2022-12-14 20:01:49,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:01:49" (1/1) ... [2022-12-14 20:01:49,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:01:49" (1/1) ... [2022-12-14 20:01:49,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:01:49" (1/1) ... [2022-12-14 20:01:49,877 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:01:49" (1/1) ... [2022-12-14 20:01:49,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:01:49" (1/1) ... [2022-12-14 20:01:49,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:01:49,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:01:49,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:01:49,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:01:49,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:01:49" (1/1) ... [2022-12-14 20:01:49,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:01:49,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:01:49,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:01:49,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:01:49,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:01:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:01:50,259 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:01:50,260 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:01:53,320 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:01:53,344 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:01:53,344 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:01:53,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:01:53 BoogieIcfgContainer [2022-12-14 20:01:53,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:01:53,347 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:01:53,347 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:01:53,354 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:01:53,354 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:01:53" (1/1) ... [2022-12-14 20:01:53,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:01:53,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:53,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 20:01:53,398 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 20:01:53,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:01:53,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:53,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:53,429 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 20:01:53,432 INFO L158 Benchmark]: Toolchain (without parser) took 4295.46ms. Allocated memory was 81.8MB in the beginning and 182.5MB in the end (delta: 100.7MB). Free memory was 58.9MB in the beginning and 107.2MB in the end (delta: -48.3MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2022-12-14 20:01:53,432 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:01:53,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 577.63ms. Allocated memory is still 81.8MB. Free memory was 58.7MB in the beginning and 40.6MB in the end (delta: 18.1MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2022-12-14 20:01:53,433 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.52ms. Allocated memory is still 81.8MB. Free memory was 40.6MB in the beginning and 42.5MB in the end (delta: -1.9MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-12-14 20:01:53,433 INFO L158 Benchmark]: Boogie Preprocessor took 59.32ms. Allocated memory is still 81.8MB. Free memory was 42.5MB in the beginning and 33.8MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 20:01:53,434 INFO L158 Benchmark]: RCFGBuilder took 3453.91ms. Allocated memory was 81.8MB in the beginning and 182.5MB in the end (delta: 100.7MB). Free memory was 33.8MB in the beginning and 112.5MB in the end (delta: -78.7MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. [2022-12-14 20:01:53,434 INFO L158 Benchmark]: CodeCheck took 84.35ms. Allocated memory is still 182.5MB. Free memory was 112.5MB in the beginning and 107.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 20:01:53,436 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 0.15ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 577.63ms. Allocated memory is still 81.8MB. Free memory was 58.7MB in the beginning and 40.6MB in the end (delta: 18.1MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.52ms. Allocated memory is still 81.8MB. Free memory was 40.6MB in the beginning and 42.5MB in the end (delta: -1.9MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.32ms. Allocated memory is still 81.8MB. Free memory was 42.5MB in the beginning and 33.8MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3453.91ms. Allocated memory was 81.8MB in the beginning and 182.5MB in the end (delta: 100.7MB). Free memory was 33.8MB in the beginning and 112.5MB in the end (delta: -78.7MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. * CodeCheck took 84.35ms. Allocated memory is still 182.5MB. Free memory was 112.5MB in the beginning and 107.2MB in the end (delta: 5.2MB). 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 20:01:53,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae58bd2-42e1-4774-a14e-fe32a576d078/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