./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b6819c080be0252472ffbb9d2e5ec70fe87807fca1a5e6b3460972b7b91a9ca6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:31:40,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:31:40,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:31:40,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:31:40,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:31:40,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:31:40,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:31:40,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:31:40,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:31:40,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:31:40,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:31:40,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:31:40,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:31:40,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:31:40,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:31:40,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:31:40,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:31:40,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:31:40,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:31:40,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:31:40,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:31:40,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:31:40,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:31:40,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:31:40,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:31:40,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:31:40,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:31:40,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:31:40,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:31:40,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:31:40,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:31:40,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:31:40,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:31:40,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:31:40,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:31:40,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:31:40,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:31:40,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:31:40,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:31:40,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:31:40,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:31:40,526 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 23:31:40,561 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:31:40,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:31:40,563 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:31:40,563 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:31:40,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:31:40,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:31:40,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:31:40,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:31:40,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:31:40,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:31:40,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:31:40,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:31:40,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:31:40,567 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:31:40,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:31:40,567 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:31:40,567 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:31:40,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:31:40,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:31:40,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:31:40,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:31:40,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:31:40,569 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:31:40,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:31:40,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:31:40,569 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_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6819c080be0252472ffbb9d2e5ec70fe87807fca1a5e6b3460972b7b91a9ca6 [2022-11-21 23:31:40,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:31:40,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:31:40,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:31:40,879 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:31:40,880 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:31:40,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c [2022-11-21 23:31:43,948 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:31:44,371 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:31:44,398 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c [2022-11-21 23:31:44,412 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/data/7080aaff8/d412966e7430403aa53be290fd08ea45/FLAG3b9189c4b [2022-11-21 23:31:44,429 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/data/7080aaff8/d412966e7430403aa53be290fd08ea45 [2022-11-21 23:31:44,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:31:44,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:31:44,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:31:44,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:31:44,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:31:44,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:31:44" (1/1) ... [2022-11-21 23:31:44,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@485d6f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:31:44, skipping insertion in model container [2022-11-21 23:31:44,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:31:44" (1/1) ... [2022-11-21 23:31:44,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:31:44,547 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:31:44,743 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_259cc479-a0f3-44e0-b017-2630423a6e92/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c[1014,1027] [2022-11-21 23:31:45,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:31:45,170 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:31:45,182 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_259cc479-a0f3-44e0-b017-2630423a6e92/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c[1014,1027] [2022-11-21 23:31:45,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:31:45,400 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:31:45,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:31:45 WrapperNode [2022-11-21 23:31:45,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:31:45,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:31:45,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:31:45,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:31:45,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:31:45" (1/1) ... [2022-11-21 23:31:45,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:31:45" (1/1) ... [2022-11-21 23:31:45,629 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2092 [2022-11-21 23:31:45,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:31:45,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:31:45,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:31:45,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:31:45,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:31:45" (1/1) ... [2022-11-21 23:31:45,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:31:45" (1/1) ... [2022-11-21 23:31:45,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:31:45" (1/1) ... [2022-11-21 23:31:45,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:31:45" (1/1) ... [2022-11-21 23:31:45,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:31:45" (1/1) ... [2022-11-21 23:31:45,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:31:45" (1/1) ... [2022-11-21 23:31:45,723 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:31:45" (1/1) ... [2022-11-21 23:31:45,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:31:45" (1/1) ... [2022-11-21 23:31:45,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:31:45,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:31:45,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:31:45,757 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:31:45,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:31:45" (1/1) ... [2022-11-21 23:31:45,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:31:45,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:31:45,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:31:45,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:31:45,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:31:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:31:46,388 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:31:46,390 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:34:46,910 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:34:46,961 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:34:46,963 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:34:46,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:34:46 BoogieIcfgContainer [2022-11-21 23:34:46,966 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:34:46,967 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:34:46,967 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:34:46,977 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:34:46,977 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:34:46" (1/1) ... [2022-11-21 23:34:46,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:34:47,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:34:47,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:34:47,063 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:34:47,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:34:47,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:34:47,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:34:48,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:34:50,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:35:00,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 23:35:10,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 23:35:12,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:35:12,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-21 23:35:12,206 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-21 23:35:12,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:35:12,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:35:12,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:37:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:37:26,470 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:39:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:39:35,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 23:39:35,347 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 23:39:35,351 INFO L158 Benchmark]: Toolchain (without parser) took 470914.96ms. Allocated memory was 151.0MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 122.4MB in the beginning and 1.1GB in the end (delta: -951.5MB). Peak memory consumption was 658.7MB. Max. memory is 16.1GB. [2022-11-21 23:39:35,351 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 123.7MB. Free memory was 93.1MB in the beginning and 92.9MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:39:35,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 963.48ms. Allocated memory is still 151.0MB. Free memory was 122.4MB in the beginning and 59.6MB in the end (delta: 62.8MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-21 23:39:35,353 INFO L158 Benchmark]: Boogie Procedure Inliner took 227.77ms. Allocated memory is still 151.0MB. Free memory was 59.6MB in the beginning and 98.1MB in the end (delta: -38.5MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-11-21 23:39:35,353 INFO L158 Benchmark]: Boogie Preprocessor took 124.94ms. Allocated memory is still 151.0MB. Free memory was 98.1MB in the beginning and 87.4MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:39:35,354 INFO L158 Benchmark]: RCFGBuilder took 181208.83ms. Allocated memory was 151.0MB in the beginning and 847.2MB in the end (delta: 696.3MB). Free memory was 86.4MB in the beginning and 607.0MB in the end (delta: -520.6MB). Peak memory consumption was 506.1MB. Max. memory is 16.1GB. [2022-11-21 23:39:35,355 INFO L158 Benchmark]: CodeCheck took 288383.28ms. Allocated memory was 847.2MB in the beginning and 1.8GB in the end (delta: 912.3MB). Free memory was 607.0MB in the beginning and 1.1GB in the end (delta: -466.9MB). Peak memory consumption was 447.4MB. Max. memory is 16.1GB. [2022-11-21 23:39:35,358 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 0.25ms. Allocated memory is still 123.7MB. Free memory was 93.1MB in the beginning and 92.9MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 963.48ms. Allocated memory is still 151.0MB. Free memory was 122.4MB in the beginning and 59.6MB in the end (delta: 62.8MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 227.77ms. Allocated memory is still 151.0MB. Free memory was 59.6MB in the beginning and 98.1MB in the end (delta: -38.5MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.94ms. Allocated memory is still 151.0MB. Free memory was 98.1MB in the beginning and 87.4MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 181208.83ms. Allocated memory was 151.0MB in the beginning and 847.2MB in the end (delta: 696.3MB). Free memory was 86.4MB in the beginning and 607.0MB in the end (delta: -520.6MB). Peak memory consumption was 506.1MB. Max. memory is 16.1GB. * CodeCheck took 288383.28ms. Allocated memory was 847.2MB in the beginning and 1.8GB in the end (delta: 912.3MB). Free memory was 607.0MB in the beginning and 1.1GB in the end (delta: -466.9MB). Peak memory consumption was 447.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:39:35,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b6819c080be0252472ffbb9d2e5ec70fe87807fca1a5e6b3460972b7b91a9ca6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:39:37,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:39:37,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:39:37,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:39:37,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:39:37,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:39:37,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:39:37,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:39:37,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:39:37,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:39:37,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:39:37,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:39:37,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:39:37,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:39:37,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:39:37,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:39:37,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:39:37,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:39:37,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:39:37,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:39:37,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:39:37,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:39:37,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:39:37,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:39:37,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:39:37,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:39:37,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:39:37,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:39:37,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:39:37,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:39:37,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:39:37,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:39:37,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:39:37,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:39:37,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:39:37,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:39:37,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:39:37,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:39:37,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:39:37,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:39:37,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:39:37,996 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 23:39:38,037 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:39:38,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:39:38,040 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:39:38,040 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:39:38,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:39:38,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:39:38,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:39:38,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:39:38,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:39:38,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:39:38,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:39:38,044 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:39:38,044 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:39:38,044 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:39:38,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:39:38,044 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:39:38,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:39:38,045 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:39:38,045 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:39:38,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:39:38,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:39:38,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:39:38,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:39:38,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:39:38,046 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:39:38,047 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:39:38,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:39:38,047 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:39:38,047 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:39:38,047 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_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6819c080be0252472ffbb9d2e5ec70fe87807fca1a5e6b3460972b7b91a9ca6 [2022-11-21 23:39:38,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:39:38,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:39:38,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:39:38,508 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:39:38,509 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:39:38,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c [2022-11-21 23:39:41,842 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:39:42,182 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:39:42,182 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c [2022-11-21 23:39:42,200 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/data/0289d47b0/69d787121e5e44d2b0a26631d52e7cff/FLAG79670fcf1 [2022-11-21 23:39:42,223 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/data/0289d47b0/69d787121e5e44d2b0a26631d52e7cff [2022-11-21 23:39:42,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:39:42,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:39:42,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:39:42,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:39:42,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:39:42,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:39:42" (1/1) ... [2022-11-21 23:39:42,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e9bf246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:42, skipping insertion in model container [2022-11-21 23:39:42,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:39:42" (1/1) ... [2022-11-21 23:39:42,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:39:42,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:39:42,590 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_259cc479-a0f3-44e0-b017-2630423a6e92/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c[1014,1027] [2022-11-21 23:39:43,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:39:43,068 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:39:43,079 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_259cc479-a0f3-44e0-b017-2630423a6e92/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c[1014,1027] [2022-11-21 23:39:43,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:39:43,284 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:39:43,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:43 WrapperNode [2022-11-21 23:39:43,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:39:43,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:39:43,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:39:43,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:39:43,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:43" (1/1) ... [2022-11-21 23:39:43,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:43" (1/1) ... [2022-11-21 23:39:43,499 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2092 [2022-11-21 23:39:43,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:39:43,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:39:43,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:39:43,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:39:43,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:43" (1/1) ... [2022-11-21 23:39:43,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:43" (1/1) ... [2022-11-21 23:39:43,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:43" (1/1) ... [2022-11-21 23:39:43,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:43" (1/1) ... [2022-11-21 23:39:43,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:43" (1/1) ... [2022-11-21 23:39:43,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:43" (1/1) ... [2022-11-21 23:39:43,611 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:43" (1/1) ... [2022-11-21 23:39:43,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:43" (1/1) ... [2022-11-21 23:39:43,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:39:43,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:39:43,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:39:43,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:39:43,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:39:43" (1/1) ... [2022-11-21 23:39:43,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:39:43,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:39:43,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:39:43,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:39:43,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:39:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:39:44,317 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:39:44,319 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:39:48,001 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:39:48,050 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:39:48,050 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:39:48,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:39:48 BoogieIcfgContainer [2022-11-21 23:39:48,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:39:48,054 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:39:48,055 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:39:48,064 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:39:48,065 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:39:48" (1/1) ... [2022-11-21 23:39:48,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:39:48,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:39:48,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:39:48,140 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:39:48,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:39:48,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:39:48,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:39:48,188 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 23:39:48,193 INFO L158 Benchmark]: Toolchain (without parser) took 5965.32ms. Allocated memory was 67.1MB in the beginning and 182.5MB in the end (delta: 115.3MB). Free memory was 38.2MB in the beginning and 81.8MB in the end (delta: -43.6MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. [2022-11-21 23:39:48,194 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:39:48,195 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1053.96ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 38.0MB in the beginning and 49.2MB in the end (delta: -11.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2022-11-21 23:39:48,195 INFO L158 Benchmark]: Boogie Procedure Inliner took 211.78ms. Allocated memory is still 92.3MB. Free memory was 49.2MB in the beginning and 54.7MB in the end (delta: -5.5MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2022-11-21 23:39:48,197 INFO L158 Benchmark]: Boogie Preprocessor took 166.45ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 45.9MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:39:48,198 INFO L158 Benchmark]: RCFGBuilder took 4386.02ms. Allocated memory was 92.3MB in the beginning and 182.5MB in the end (delta: 90.2MB). Free memory was 45.9MB in the beginning and 88.1MB in the end (delta: -42.2MB). Peak memory consumption was 79.6MB. Max. memory is 16.1GB. [2022-11-21 23:39:48,198 INFO L158 Benchmark]: CodeCheck took 137.40ms. Allocated memory is still 182.5MB. Free memory was 88.1MB in the beginning and 81.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:39:48,208 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 0.32ms. Allocated memory is still 67.1MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1053.96ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 38.0MB in the beginning and 49.2MB in the end (delta: -11.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 211.78ms. Allocated memory is still 92.3MB. Free memory was 49.2MB in the beginning and 54.7MB in the end (delta: -5.5MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 166.45ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 45.9MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4386.02ms. Allocated memory was 92.3MB in the beginning and 182.5MB in the end (delta: 90.2MB). Free memory was 45.9MB in the beginning and 88.1MB in the end (delta: -42.2MB). Peak memory consumption was 79.6MB. Max. memory is 16.1GB. * CodeCheck took 137.40ms. Allocated memory is still 182.5MB. Free memory was 88.1MB in the beginning and 81.8MB 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. [2022-11-21 23:39:48,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259cc479-a0f3-44e0-b017-2630423a6e92/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared