./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.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_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/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_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/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_9b004aa6-7c25-4f87-a670-0470aea9b29c/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 0e3dde5df6a6fa0092241173336fcb1fea0c65b9f99942cbfa952dd78fd8a0cc --- 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 21:16:05,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:16:05,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:16:05,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:16:05,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:16:05,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:16:05,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:16:05,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:16:05,767 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:16:05,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:16:05,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:16:05,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:16:05,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:16:05,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:16:05,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:16:05,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:16:05,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:16:05,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:16:05,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:16:05,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:16:05,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:16:05,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:16:05,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:16:05,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:16:05,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:16:05,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:16:05,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:16:05,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:16:05,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:16:05,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:16:05,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:16:05,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:16:05,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:16:05,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:16:05,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:16:05,787 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:16:05,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:16:05,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:16:05,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:16:05,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:16:05,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:16:05,790 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 21:16:05,805 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:16:05,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:16:05,806 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:16:05,806 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:16:05,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:16:05,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:16:05,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:16:05,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:16:05,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:16:05,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:16:05,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:16:05,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:16:05,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:16:05,808 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:16:05,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:16:05,808 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:16:05,808 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:16:05,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:16:05,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:16:05,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:16:05,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:16:05,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:16:05,809 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:16:05,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:16:05,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:16:05,810 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_9b004aa6-7c25-4f87-a670-0470aea9b29c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e3dde5df6a6fa0092241173336fcb1fea0c65b9f99942cbfa952dd78fd8a0cc [2022-12-14 21:16:05,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:16:05,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:16:05,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:16:05,995 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:16:05,995 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:16:05,996 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-back-serstep.c [2022-12-14 21:16:08,556 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:16:08,829 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:16:08,830 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-back-serstep.c [2022-12-14 21:16:08,847 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/data/ad358caf3/e11f99d479884b2ea181a2f10bdae089/FLAG677b57116 [2022-12-14 21:16:08,860 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/data/ad358caf3/e11f99d479884b2ea181a2f10bdae089 [2022-12-14 21:16:08,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:16:08,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:16:08,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:16:08,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:16:08,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:16:08,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:16:08" (1/1) ... [2022-12-14 21:16:08,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d19c0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:08, skipping insertion in model container [2022-12-14 21:16:08,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:16:08" (1/1) ... [2022-12-14 21:16:08,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:16:08,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:16:09,071 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_9b004aa6-7c25-4f87-a670-0470aea9b29c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-back-serstep.c[1014,1027] [2022-12-14 21:16:09,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:16:09,318 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:16:09,328 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_9b004aa6-7c25-4f87-a670-0470aea9b29c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-back-serstep.c[1014,1027] [2022-12-14 21:16:09,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:16:09,429 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:16:09,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:09 WrapperNode [2022-12-14 21:16:09,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:16:09,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:16:09,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:16:09,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:16:09,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:09" (1/1) ... [2022-12-14 21:16:09,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:09" (1/1) ... [2022-12-14 21:16:09,546 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2389 [2022-12-14 21:16:09,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:16:09,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:16:09,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:16:09,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:16:09,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:09" (1/1) ... [2022-12-14 21:16:09,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:09" (1/1) ... [2022-12-14 21:16:09,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:09" (1/1) ... [2022-12-14 21:16:09,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:09" (1/1) ... [2022-12-14 21:16:09,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:09" (1/1) ... [2022-12-14 21:16:09,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:09" (1/1) ... [2022-12-14 21:16:09,607 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:09" (1/1) ... [2022-12-14 21:16:09,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:09" (1/1) ... [2022-12-14 21:16:09,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:16:09,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:16:09,629 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:16:09,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:16:09,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:09" (1/1) ... [2022-12-14 21:16:09,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:16:09,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:16:09,650 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:16:09,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:16:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:16:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:16:10,016 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:16:10,018 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:20:05,130 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:20:05,151 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:20:05,151 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 21:20:05,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:20:05 BoogieIcfgContainer [2022-12-14 21:20:05,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:20:05,154 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:20:05,154 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:20:05,161 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:20:05,161 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:20:05" (1/1) ... [2022-12-14 21:20:05,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:20:05,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:05,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 21:20:05,207 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 21:20:05,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:20:05,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:05,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:05,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:06,173 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 21:20:16,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 21:20:26,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 21:20:27,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:27,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-14 21:20:27,286 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-14 21:20:27,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:20:27,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:27,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 21:25:22,870 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 21:29:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 21:29:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 21:29:41,740 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 21:29:41,743 INFO L158 Benchmark]: Toolchain (without parser) took 812878.67ms. Allocated memory was 121.6MB in the beginning and 859.8MB in the end (delta: 738.2MB). Free memory was 78.7MB in the beginning and 336.6MB in the end (delta: -257.9MB). Peak memory consumption was 483.3MB. Max. memory is 16.1GB. [2022-12-14 21:29:41,744 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:29:41,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 563.58ms. Allocated memory was 121.6MB in the beginning and 151.0MB in the end (delta: 29.4MB). Free memory was 78.7MB in the beginning and 77.8MB in the end (delta: 845.0kB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2022-12-14 21:29:41,745 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.27ms. Allocated memory is still 151.0MB. Free memory was 77.8MB in the beginning and 89.9MB in the end (delta: -12.1MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2022-12-14 21:29:41,746 INFO L158 Benchmark]: Boogie Preprocessor took 82.12ms. Allocated memory is still 151.0MB. Free memory was 89.9MB in the beginning and 77.1MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 21:29:41,747 INFO L158 Benchmark]: RCFGBuilder took 235524.07ms. Allocated memory was 151.0MB in the beginning and 859.8MB in the end (delta: 708.8MB). Free memory was 77.1MB in the beginning and 410.7MB in the end (delta: -333.6MB). Peak memory consumption was 516.6MB. Max. memory is 16.1GB. [2022-12-14 21:29:41,747 INFO L158 Benchmark]: CodeCheck took 576589.00ms. Allocated memory is still 859.8MB. Free memory was 410.7MB in the beginning and 336.6MB in the end (delta: 74.1MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. [2022-12-14 21:29:41,751 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 0.22ms. Allocated memory is still 121.6MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 563.58ms. Allocated memory was 121.6MB in the beginning and 151.0MB in the end (delta: 29.4MB). Free memory was 78.7MB in the beginning and 77.8MB in the end (delta: 845.0kB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.27ms. Allocated memory is still 151.0MB. Free memory was 77.8MB in the beginning and 89.9MB in the end (delta: -12.1MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.12ms. Allocated memory is still 151.0MB. Free memory was 89.9MB in the beginning and 77.1MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 235524.07ms. Allocated memory was 151.0MB in the beginning and 859.8MB in the end (delta: 708.8MB). Free memory was 77.1MB in the beginning and 410.7MB in the end (delta: -333.6MB). Peak memory consumption was 516.6MB. Max. memory is 16.1GB. * CodeCheck took 576589.00ms. Allocated memory is still 859.8MB. Free memory was 410.7MB in the beginning and 336.6MB in the end (delta: 74.1MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:29:41,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/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_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/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_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/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_9b004aa6-7c25-4f87-a670-0470aea9b29c/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 0e3dde5df6a6fa0092241173336fcb1fea0c65b9f99942cbfa952dd78fd8a0cc --- 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 21:29:43,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:29:43,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:29:43,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:29:43,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:29:43,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:29:43,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:29:43,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:29:43,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:29:43,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:29:43,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:29:43,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:29:43,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:29:43,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:29:43,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:29:43,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:29:43,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:29:43,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:29:43,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:29:43,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:29:43,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:29:43,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:29:43,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:29:43,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:29:43,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:29:43,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:29:43,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:29:43,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:29:43,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:29:43,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:29:43,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:29:43,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:29:43,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:29:43,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:29:43,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:29:43,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:29:43,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:29:43,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:29:43,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:29:43,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:29:43,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:29:43,389 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-14 21:29:43,415 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:29:43,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:29:43,416 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:29:43,416 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:29:43,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:29:43,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:29:43,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:29:43,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:29:43,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:29:43,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:29:43,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:29:43,418 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 21:29:43,418 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 21:29:43,418 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 21:29:43,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:29:43,419 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:29:43,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:29:43,419 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:29:43,419 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:29:43,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:29:43,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:29:43,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:29:43,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:29:43,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:29:43,420 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 21:29:43,421 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 21:29:43,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:29:43,421 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 21:29:43,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 21:29:43,421 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_9b004aa6-7c25-4f87-a670-0470aea9b29c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e3dde5df6a6fa0092241173336fcb1fea0c65b9f99942cbfa952dd78fd8a0cc [2022-12-14 21:29:43,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:29:43,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:29:43,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:29:43,680 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:29:43,681 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:29:43,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-back-serstep.c [2022-12-14 21:29:46,361 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:29:46,619 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:29:46,619 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-back-serstep.c [2022-12-14 21:29:46,638 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/data/5a4514744/7263b4a52aa344f78fabf353725cb435/FLAG67e65db07 [2022-12-14 21:29:46,649 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/data/5a4514744/7263b4a52aa344f78fabf353725cb435 [2022-12-14 21:29:46,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:29:46,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:29:46,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:29:46,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:29:46,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:29:46,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:29:46" (1/1) ... [2022-12-14 21:29:46,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ab6134b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:46, skipping insertion in model container [2022-12-14 21:29:46,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:29:46" (1/1) ... [2022-12-14 21:29:46,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:29:46,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:29:46,851 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_9b004aa6-7c25-4f87-a670-0470aea9b29c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-back-serstep.c[1014,1027] [2022-12-14 21:29:47,109 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:29:47,114 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:29:47,124 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_9b004aa6-7c25-4f87-a670-0470aea9b29c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-back-serstep.c[1014,1027] [2022-12-14 21:29:47,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:29:47,262 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:29:47,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47 WrapperNode [2022-12-14 21:29:47,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:29:47,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:29:47,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:29:47,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:29:47,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 21:29:47,307 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 21:29:47,380 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2389 [2022-12-14 21:29:47,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:29:47,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:29:47,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:29:47,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:29:47,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 21:29:47,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 21:29:47,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 21:29:47,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 21:29:47,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 21:29:47,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 21:29:47,457 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 21:29:47,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 21:29:47,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:29:47,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:29:47,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:29:47,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:29:47,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 21:29:47,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:29:47,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:29:47,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:29:47,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:29:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:29:47,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:29:47,927 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:29:47,929 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:29:50,345 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:29:50,370 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:29:50,370 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 21:29:50,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:29:50 BoogieIcfgContainer [2022-12-14 21:29:50,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:29:50,373 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:29:50,373 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:29:50,380 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:29:50,380 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:29:50" (1/1) ... [2022-12-14 21:29:50,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:29:50,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:50,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 21:29:50,424 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 21:29:50,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:29:50,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:50,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:50,457 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 21:29:50,459 INFO L158 Benchmark]: Toolchain (without parser) took 3806.94ms. Allocated memory was 62.9MB in the beginning and 209.7MB in the end (delta: 146.8MB). Free memory was 31.2MB in the beginning and 88.3MB in the end (delta: -57.1MB). Peak memory consumption was 90.1MB. Max. memory is 16.1GB. [2022-12-14 21:29:50,460 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 27.1MB in the beginning and 27.0MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:29:50,460 INFO L158 Benchmark]: CACSL2BoogieTranslator took 609.42ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 31.0MB in the beginning and 36.9MB in the end (delta: -5.9MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-12-14 21:29:50,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.29ms. Allocated memory is still 75.5MB. Free memory was 36.9MB in the beginning and 29.5MB in the end (delta: 7.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2022-12-14 21:29:50,461 INFO L158 Benchmark]: Boogie Preprocessor took 104.26ms. Allocated memory is still 75.5MB. Free memory was 29.5MB in the beginning and 26.5MB in the end (delta: 3.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2022-12-14 21:29:50,462 INFO L158 Benchmark]: RCFGBuilder took 2886.42ms. Allocated memory was 75.5MB in the beginning and 209.7MB in the end (delta: 134.2MB). Free memory was 26.5MB in the beginning and 94.6MB in the end (delta: -68.0MB). Peak memory consumption was 107.6MB. Max. memory is 16.1GB. [2022-12-14 21:29:50,462 INFO L158 Benchmark]: CodeCheck took 85.86ms. Allocated memory is still 209.7MB. Free memory was 94.6MB in the beginning and 88.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 21:29:50,464 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 48.2MB. Free memory was 27.1MB in the beginning and 27.0MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 609.42ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 31.0MB in the beginning and 36.9MB in the end (delta: -5.9MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.29ms. Allocated memory is still 75.5MB. Free memory was 36.9MB in the beginning and 29.5MB in the end (delta: 7.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.26ms. Allocated memory is still 75.5MB. Free memory was 29.5MB in the beginning and 26.5MB in the end (delta: 3.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2886.42ms. Allocated memory was 75.5MB in the beginning and 209.7MB in the end (delta: 134.2MB). Free memory was 26.5MB in the beginning and 94.6MB in the end (delta: -68.0MB). Peak memory consumption was 107.6MB. Max. memory is 16.1GB. * CodeCheck took 85.86ms. Allocated memory is still 209.7MB. Free memory was 94.6MB in the beginning and 88.3MB in the end (delta: 6.3MB). 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 21:29:50,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b004aa6-7c25-4f87-a670-0470aea9b29c/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