./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/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_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/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_58406c87-ab51-4e33-bcee-7cbb2772654d/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 5be708e4386faa2194d0a9a7729d1e392e6e7cc3ee8507b4184729819136d34a --- 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 20:51:19,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:51:19,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:51:19,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:51:19,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:51:19,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:51:19,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:51:19,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:51:19,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:51:19,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:51:19,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:51:19,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:51:19,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:51:19,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:51:19,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:51:19,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:51:19,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:51:19,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:51:19,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:51:19,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:51:19,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:51:19,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:51:19,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:51:19,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:51:19,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:51:19,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:51:19,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:51:19,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:51:19,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:51:19,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:51:19,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:51:19,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:51:19,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:51:19,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:51:19,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:51:19,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:51:19,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:51:19,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:51:19,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:51:19,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:51:19,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:51:19,593 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 20:51:19,612 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:51:19,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:51:19,613 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:51:19,613 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:51:19,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:51:19,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:51:19,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:51:19,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:51:19,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:51:19,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:51:19,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:51:19,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:51:19,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:51:19,615 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:51:19,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:51:19,615 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:51:19,615 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:51:19,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:51:19,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:51:19,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:51:19,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:51:19,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:51:19,616 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:51:19,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:51:19,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:51:19,616 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_58406c87-ab51-4e33-bcee-7cbb2772654d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5be708e4386faa2194d0a9a7729d1e392e6e7cc3ee8507b4184729819136d34a [2022-12-14 20:51:19,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:51:19,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:51:19,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:51:19,827 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:51:19,828 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:51:19,829 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c [2022-12-14 20:51:22,407 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:51:22,554 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:51:22,554 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c [2022-12-14 20:51:22,559 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/data/fbf1b041b/3422e7908072463fb4bbfce9ad54566b/FLAG5d3711a02 [2022-12-14 20:51:22,570 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/data/fbf1b041b/3422e7908072463fb4bbfce9ad54566b [2022-12-14 20:51:22,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:51:22,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:51:22,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:51:22,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:51:22,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:51:22,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:51:22" (1/1) ... [2022-12-14 20:51:22,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62cde6bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:22, skipping insertion in model container [2022-12-14 20:51:22,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:51:22" (1/1) ... [2022-12-14 20:51:22,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:51:22,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:51:22,689 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_58406c87-ab51-4e33-bcee-7cbb2772654d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c[1107,1120] [2022-12-14 20:51:22,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:51:22,720 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:51:22,728 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_58406c87-ab51-4e33-bcee-7cbb2772654d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c[1107,1120] [2022-12-14 20:51:22,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:51:22,753 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:51:22,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:22 WrapperNode [2022-12-14 20:51:22,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:51:22,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:51:22,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:51:22,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:51:22,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:22" (1/1) ... [2022-12-14 20:51:22,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:22" (1/1) ... [2022-12-14 20:51:22,782 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 99 [2022-12-14 20:51:22,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:51:22,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:51:22,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:51:22,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:51:22,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:22" (1/1) ... [2022-12-14 20:51:22,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:22" (1/1) ... [2022-12-14 20:51:22,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:22" (1/1) ... [2022-12-14 20:51:22,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:22" (1/1) ... [2022-12-14 20:51:22,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:22" (1/1) ... [2022-12-14 20:51:22,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:22" (1/1) ... [2022-12-14 20:51:22,798 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:22" (1/1) ... [2022-12-14 20:51:22,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:22" (1/1) ... [2022-12-14 20:51:22,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:51:22,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:51:22,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:51:22,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:51:22,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:22" (1/1) ... [2022-12-14 20:51:22,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:51:22,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:51:22,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:51:22,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:51:22,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:51:22,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:51:22,929 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:51:22,931 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:51:23,143 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:51:23,156 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:51:23,157 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:51:23,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:51:23 BoogieIcfgContainer [2022-12-14 20:51:23,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:51:23,159 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:51:23,159 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:51:23,167 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:51:23,167 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:51:23" (1/1) ... [2022-12-14 20:51:23,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:51:23,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:23,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 20:51:23,210 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 20:51:23,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:51:23,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:23,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:23,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:51:23,297 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 20:51:23,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:51:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:51:23,375 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 20:51:23,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:51:23,408 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-12-14 20:51:23,422 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 20:51:23,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:51:23 ImpRootNode [2022-12-14 20:51:23,424 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:51:23,425 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:51:23,425 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:51:23,425 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:51:23,426 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:51:23" (3/4) ... [2022-12-14 20:51:23,428 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 20:51:23,428 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:51:23,429 INFO L158 Benchmark]: Toolchain (without parser) took 855.60ms. Allocated memory was 113.2MB in the beginning and 148.9MB in the end (delta: 35.7MB). Free memory was 72.0MB in the beginning and 99.5MB in the end (delta: -27.5MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2022-12-14 20:51:23,429 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 113.2MB. Free memory was 86.8MB in the beginning and 86.7MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:51:23,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 179.60ms. Allocated memory is still 113.2MB. Free memory was 72.0MB in the beginning and 60.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 20:51:23,430 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.12ms. Allocated memory is still 113.2MB. Free memory was 60.2MB in the beginning and 58.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:51:23,430 INFO L158 Benchmark]: Boogie Preprocessor took 17.73ms. Allocated memory is still 113.2MB. Free memory was 58.4MB in the beginning and 57.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:51:23,431 INFO L158 Benchmark]: RCFGBuilder took 358.14ms. Allocated memory was 113.2MB in the beginning and 148.9MB in the end (delta: 35.7MB). Free memory was 57.0MB in the beginning and 116.4MB in the end (delta: -59.4MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2022-12-14 20:51:23,431 INFO L158 Benchmark]: CodeCheck took 265.09ms. Allocated memory is still 148.9MB. Free memory was 116.4MB in the beginning and 99.5MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 20:51:23,431 INFO L158 Benchmark]: Witness Printer took 3.13ms. Allocated memory is still 148.9MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:51:23,434 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 54, overapproximation of bitwiseAnd at line 59. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 4); [L29] const SORT_3 msb_SORT_3 = (SORT_3)1 << (4 - 1); [L31] const SORT_3 var_4 = 0; [L32] const SORT_3 var_7 = 1; [L33] const SORT_1 var_14 = 1; [L34] const SORT_3 var_20 = 15; [L36] SORT_1 input_2; [L38] SORT_3 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L39] SORT_3 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L41] SORT_3 init_6_arg_1 = var_4; [L42] state_5 = init_6_arg_1 [L43] SORT_3 init_9_arg_1 = var_7; [L44] state_8 = init_9_arg_1 VAL [init_6_arg_1=0, init_9_arg_1=1, mask_SORT_1=1, mask_SORT_3=15, msb_SORT_1=1, msb_SORT_3=8, state_5=0, state_8=1, var_14=1, var_20=15, var_4=0, var_7=1] [L47] input_2 = __VERIFIER_nondet_uchar() [L50] SORT_3 var_10_arg_0 = state_5; [L51] SORT_3 var_10_arg_1 = state_8; [L52] SORT_1 var_10 = var_10_arg_0 > var_10_arg_1; [L53] SORT_1 var_11_arg_0 = var_10; [L54] SORT_1 var_11 = ~var_11_arg_0; [L55] SORT_1 var_15_arg_0 = var_11; [L56] SORT_1 var_15 = ~var_15_arg_0; [L57] SORT_1 var_16_arg_0 = var_14; [L58] SORT_1 var_16_arg_1 = var_15; [L59] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L60] var_16 = var_16 & mask_SORT_1 [L61] SORT_1 bad_17_arg_0 = var_16; [L62] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 113.2MB. Free memory was 86.8MB in the beginning and 86.7MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 179.60ms. Allocated memory is still 113.2MB. Free memory was 72.0MB in the beginning and 60.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.12ms. Allocated memory is still 113.2MB. Free memory was 60.2MB in the beginning and 58.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.73ms. Allocated memory is still 113.2MB. Free memory was 58.4MB in the beginning and 57.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 358.14ms. Allocated memory was 113.2MB in the beginning and 148.9MB in the end (delta: 35.7MB). Free memory was 57.0MB in the beginning and 116.4MB in the end (delta: -59.4MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * CodeCheck took 265.09ms. Allocated memory is still 148.9MB. Free memory was 116.4MB in the beginning and 99.5MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.13ms. Allocated memory is still 148.9MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-14 20:51:23,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/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_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/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_58406c87-ab51-4e33-bcee-7cbb2772654d/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 5be708e4386faa2194d0a9a7729d1e392e6e7cc3ee8507b4184729819136d34a --- 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 20:51:25,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:51:25,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:51:25,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:51:25,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:51:25,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:51:25,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:51:25,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:51:25,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:51:25,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:51:25,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:51:25,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:51:25,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:51:25,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:51:25,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:51:25,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:51:25,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:51:25,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:51:25,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:51:25,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:51:25,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:51:25,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:51:25,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:51:25,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:51:25,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:51:25,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:51:25,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:51:25,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:51:25,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:51:25,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:51:25,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:51:25,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:51:25,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:51:25,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:51:25,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:51:25,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:51:25,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:51:25,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:51:25,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:51:25,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:51:25,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:51:25,082 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-14 20:51:25,101 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:51:25,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:51:25,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:51:25,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:51:25,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:51:25,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:51:25,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:51:25,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:51:25,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:51:25,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:51:25,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:51:25,104 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 20:51:25,104 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 20:51:25,104 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 20:51:25,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:51:25,105 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:51:25,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:51:25,105 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:51:25,105 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:51:25,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:51:25,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:51:25,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:51:25,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:51:25,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:51:25,106 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 20:51:25,106 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 20:51:25,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:51:25,106 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 20:51:25,106 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 20:51:25,106 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_58406c87-ab51-4e33-bcee-7cbb2772654d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5be708e4386faa2194d0a9a7729d1e392e6e7cc3ee8507b4184729819136d34a [2022-12-14 20:51:25,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:51:25,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:51:25,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:51:25,354 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:51:25,354 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:51:25,355 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c [2022-12-14 20:51:27,899 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:51:28,043 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:51:28,043 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c [2022-12-14 20:51:28,048 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/data/58ef0732d/56a36f3c73d043f5a03598e50711b25a/FLAG275ec21d0 [2022-12-14 20:51:28,059 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/data/58ef0732d/56a36f3c73d043f5a03598e50711b25a [2022-12-14 20:51:28,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:51:28,062 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:51:28,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:51:28,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:51:28,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:51:28,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc38f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:28, skipping insertion in model container [2022-12-14 20:51:28,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:51:28,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:51:28,174 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_58406c87-ab51-4e33-bcee-7cbb2772654d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c[1107,1120] [2022-12-14 20:51:28,205 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:51:28,209 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:51:28,217 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_58406c87-ab51-4e33-bcee-7cbb2772654d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c[1107,1120] [2022-12-14 20:51:28,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:51:28,255 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:51:28,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:28 WrapperNode [2022-12-14 20:51:28,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:51:28,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:51:28,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:51:28,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:51:28,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,267 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,281 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 99 [2022-12-14 20:51:28,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:51:28,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:51:28,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:51:28,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:51:28,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,296 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:51:28,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:51:28,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:51:28,299 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:51:28,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:51:28,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:51:28,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:51:28,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:51:28,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:51:28,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:51:28,427 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:51:28,429 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:51:28,546 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:51:28,562 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:51:28,562 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:51:28,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:51:28 BoogieIcfgContainer [2022-12-14 20:51:28,564 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:51:28,565 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:51:28,565 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:51:28,572 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:51:28,572 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:51:28" (1/1) ... [2022-12-14 20:51:28,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:51:28,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:28,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 20:51:28,618 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 20:51:28,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:51:28,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:28,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:28,650 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 20:51:28,653 INFO L158 Benchmark]: Toolchain (without parser) took 590.67ms. Allocated memory is still 75.5MB. Free memory was 50.4MB in the beginning and 32.0MB in the end (delta: 18.4MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2022-12-14 20:51:28,653 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:51:28,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 192.67ms. Allocated memory is still 75.5MB. Free memory was 50.2MB in the beginning and 55.7MB in the end (delta: -5.4MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2022-12-14 20:51:28,654 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.85ms. Allocated memory is still 75.5MB. Free memory was 55.7MB in the beginning and 53.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:51:28,655 INFO L158 Benchmark]: Boogie Preprocessor took 16.86ms. Allocated memory is still 75.5MB. Free memory was 53.8MB in the beginning and 52.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:51:28,655 INFO L158 Benchmark]: RCFGBuilder took 265.37ms. Allocated memory is still 75.5MB. Free memory was 52.5MB in the beginning and 38.3MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 20:51:28,655 INFO L158 Benchmark]: CodeCheck took 87.58ms. Allocated memory is still 75.5MB. Free memory was 38.1MB in the beginning and 32.0MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 20:51:28,658 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 0.23ms. Allocated memory is still 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 192.67ms. Allocated memory is still 75.5MB. Free memory was 50.2MB in the beginning and 55.7MB in the end (delta: -5.4MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.85ms. Allocated memory is still 75.5MB. Free memory was 55.7MB in the beginning and 53.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.86ms. Allocated memory is still 75.5MB. Free memory was 53.8MB in the beginning and 52.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 265.37ms. Allocated memory is still 75.5MB. Free memory was 52.5MB in the beginning and 38.3MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 87.58ms. Allocated memory is still 75.5MB. Free memory was 38.1MB in the beginning and 32.0MB in the end (delta: 6.1MB). 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 20:51:28,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58406c87-ab51-4e33-bcee-7cbb2772654d/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