./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.1.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_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/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_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/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_138da43c-5f94-4ede-b0c5-87adad182824/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 a30117ea67da7ac225ce18e973cec599f65286a6c4d21e14ad533353de0389bf --- 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 22:00:50,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:00:50,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:00:50,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:00:50,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:00:50,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:00:50,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:00:50,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:00:50,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:00:50,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:00:50,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:00:50,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:00:50,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:00:50,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:00:50,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:00:50,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:00:50,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:00:50,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:00:50,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:00:50,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:00:50,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:00:50,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:00:50,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:00:50,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:00:50,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:00:50,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:00:50,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:00:50,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:00:50,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:00:50,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:00:50,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:00:50,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:00:50,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:00:50,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:00:50,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:00:50,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:00:50,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:00:50,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:00:50,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:00:50,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:00:50,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:00:50,577 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 22:00:50,605 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:00:50,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:00:50,606 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:00:50,607 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:00:50,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:00:50,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:00:50,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:00:50,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:00:50,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:00:50,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:00:50,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:00:50,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:00:50,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:00:50,610 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:00:50,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:00:50,610 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:00:50,611 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:00:50,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:00:50,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:00:50,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:00:50,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:00:50,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:00:50,612 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:00:50,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:00:50,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:00:50,613 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_138da43c-5f94-4ede-b0c5-87adad182824/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a30117ea67da7ac225ce18e973cec599f65286a6c4d21e14ad533353de0389bf [2022-11-21 22:00:50,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:00:51,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:00:51,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:00:51,026 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:00:51,027 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:00:51,028 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.1.prop1-back-serstep.c [2022-11-21 22:00:54,319 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:00:54,650 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:00:54,650 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.1.prop1-back-serstep.c [2022-11-21 22:00:54,661 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/data/ec6739c8f/290e1c47fd1a4fcc82d078f9c0ce41e2/FLAG9fec22a5f [2022-11-21 22:00:54,676 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/data/ec6739c8f/290e1c47fd1a4fcc82d078f9c0ce41e2 [2022-11-21 22:00:54,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:00:54,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:00:54,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:00:54,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:00:54,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:00:54,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:00:54" (1/1) ... [2022-11-21 22:00:54,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548641a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:54, skipping insertion in model container [2022-11-21 22:00:54,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:00:54" (1/1) ... [2022-11-21 22:00:54,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:00:54,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:00:54,992 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_138da43c-5f94-4ede-b0c5-87adad182824/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.1.prop1-back-serstep.c[1014,1027] [2022-11-21 22:00:55,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:00:55,302 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:00:55,316 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_138da43c-5f94-4ede-b0c5-87adad182824/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.1.prop1-back-serstep.c[1014,1027] [2022-11-21 22:00:55,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:00:55,500 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:00:55,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:55 WrapperNode [2022-11-21 22:00:55,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:00:55,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:00:55,502 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:00:55,502 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:00:55,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:55" (1/1) ... [2022-11-21 22:00:55,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:55" (1/1) ... [2022-11-21 22:00:55,684 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1067 [2022-11-21 22:00:55,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:00:55,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:00:55,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:00:55,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:00:55,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:55" (1/1) ... [2022-11-21 22:00:55,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:55" (1/1) ... [2022-11-21 22:00:55,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:55" (1/1) ... [2022-11-21 22:00:55,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:55" (1/1) ... [2022-11-21 22:00:55,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:55" (1/1) ... [2022-11-21 22:00:55,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:55" (1/1) ... [2022-11-21 22:00:55,778 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:55" (1/1) ... [2022-11-21 22:00:55,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:55" (1/1) ... [2022-11-21 22:00:55,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:00:55,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:00:55,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:00:55,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:00:55,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:55" (1/1) ... [2022-11-21 22:00:55,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:00:55,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:00:55,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:00:55,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:00:55,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:00:55,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:00:56,250 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:00:56,252 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:01:54,414 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:01:54,447 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:01:54,447 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:01:54,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:01:54 BoogieIcfgContainer [2022-11-21 22:01:54,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:01:54,452 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:01:54,452 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:01:54,462 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:01:54,462 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:01:54" (1/1) ... [2022-11-21 22:01:54,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:01:54,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:54,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:01:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:01:54,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:01:54,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:54,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:56,228 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 22:02:06,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-21 22:02:16,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-21 22:02:17,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:17,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-21 22:02:17,039 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-21 22:02:17,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:02:17,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:17,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 22:02:27,858 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 22:02:27,861 INFO L158 Benchmark]: Toolchain (without parser) took 93181.46ms. Allocated memory was 144.7MB in the beginning and 708.8MB in the end (delta: 564.1MB). Free memory was 103.7MB in the beginning and 436.3MB in the end (delta: -332.7MB). Peak memory consumption was 231.1MB. Max. memory is 16.1GB. [2022-11-21 22:02:27,862 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:02:27,863 INFO L158 Benchmark]: CACSL2BoogieTranslator took 819.57ms. Allocated memory is still 144.7MB. Free memory was 103.7MB in the beginning and 88.2MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:02:27,863 INFO L158 Benchmark]: Boogie Procedure Inliner took 184.94ms. Allocated memory is still 144.7MB. Free memory was 88.2MB in the beginning and 74.4MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 22:02:27,864 INFO L158 Benchmark]: Boogie Preprocessor took 114.53ms. Allocated memory is still 144.7MB. Free memory was 74.4MB in the beginning and 67.3MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 22:02:27,865 INFO L158 Benchmark]: RCFGBuilder took 58648.17ms. Allocated memory was 144.7MB in the beginning and 708.8MB in the end (delta: 564.1MB). Free memory was 66.6MB in the beginning and 344.1MB in the end (delta: -277.5MB). Peak memory consumption was 396.5MB. Max. memory is 16.1GB. [2022-11-21 22:02:27,865 INFO L158 Benchmark]: CodeCheck took 33408.75ms. Allocated memory is still 708.8MB. Free memory was 343.0MB in the beginning and 436.3MB in the end (delta: -93.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:02:27,869 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 0.28ms. Allocated memory is still 109.1MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 819.57ms. Allocated memory is still 144.7MB. Free memory was 103.7MB in the beginning and 88.2MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 184.94ms. Allocated memory is still 144.7MB. Free memory was 88.2MB in the beginning and 74.4MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.53ms. Allocated memory is still 144.7MB. Free memory was 74.4MB in the beginning and 67.3MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 58648.17ms. Allocated memory was 144.7MB in the beginning and 708.8MB in the end (delta: 564.1MB). Free memory was 66.6MB in the beginning and 344.1MB in the end (delta: -277.5MB). Peak memory consumption was 396.5MB. Max. memory is 16.1GB. * CodeCheck took 33408.75ms. Allocated memory is still 708.8MB. Free memory was 343.0MB in the beginning and 436.3MB in the end (delta: -93.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:02:28,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/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_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/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_138da43c-5f94-4ede-b0c5-87adad182824/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 a30117ea67da7ac225ce18e973cec599f65286a6c4d21e14ad533353de0389bf --- 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 22:02:30,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:02:30,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:02:30,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:02:30,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:02:30,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:02:30,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:02:30,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:02:30,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:02:30,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:02:30,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:02:30,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:02:30,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:02:30,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:02:30,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:02:30,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:02:30,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:02:30,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:02:30,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:02:30,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:02:30,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:02:30,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:02:30,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:02:30,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:02:30,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:02:30,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:02:30,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:02:30,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:02:30,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:02:30,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:02:30,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:02:30,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:02:30,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:02:30,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:02:30,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:02:30,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:02:30,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:02:30,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:02:30,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:02:30,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:02:30,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:02:30,517 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 22:02:30,538 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:02:30,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:02:30,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:02:30,540 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:02:30,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:02:30,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:02:30,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:02:30,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:02:30,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:02:30,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:02:30,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:02:30,543 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:02:30,544 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:02:30,544 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:02:30,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:02:30,544 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:02:30,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:02:30,545 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:02:30,545 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:02:30,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:02:30,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:02:30,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:02:30,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:02:30,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:02:30,547 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:02:30,548 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:02:30,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:02:30,548 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:02:30,548 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:02:30,549 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_138da43c-5f94-4ede-b0c5-87adad182824/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a30117ea67da7ac225ce18e973cec599f65286a6c4d21e14ad533353de0389bf [2022-11-21 22:02:30,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:02:30,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:02:30,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:02:30,995 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:02:30,995 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:02:30,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.1.prop1-back-serstep.c [2022-11-21 22:02:34,134 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:02:34,476 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:02:34,477 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.1.prop1-back-serstep.c [2022-11-21 22:02:34,494 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/data/36def0eae/f9095c995d6c473fb22455be6c876f92/FLAGe042ca183 [2022-11-21 22:02:34,509 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/data/36def0eae/f9095c995d6c473fb22455be6c876f92 [2022-11-21 22:02:34,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:02:34,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:02:34,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:02:34,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:02:34,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:02:34,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:02:34" (1/1) ... [2022-11-21 22:02:34,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65d71f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:34, skipping insertion in model container [2022-11-21 22:02:34,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:02:34" (1/1) ... [2022-11-21 22:02:34,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:02:34,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:02:34,755 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_138da43c-5f94-4ede-b0c5-87adad182824/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.1.prop1-back-serstep.c[1014,1027] [2022-11-21 22:02:35,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:02:35,091 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:02:35,102 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_138da43c-5f94-4ede-b0c5-87adad182824/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.1.prop1-back-serstep.c[1014,1027] [2022-11-21 22:02:35,210 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:02:35,223 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:02:35,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:35 WrapperNode [2022-11-21 22:02:35,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:02:35,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:02:35,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:02:35,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:02:35,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:35" (1/1) ... [2022-11-21 22:02:35,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:35" (1/1) ... [2022-11-21 22:02:35,355 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1067 [2022-11-21 22:02:35,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:02:35,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:02:35,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:02:35,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:02:35,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:35" (1/1) ... [2022-11-21 22:02:35,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:35" (1/1) ... [2022-11-21 22:02:35,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:35" (1/1) ... [2022-11-21 22:02:35,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:35" (1/1) ... [2022-11-21 22:02:35,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:35" (1/1) ... [2022-11-21 22:02:35,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:35" (1/1) ... [2022-11-21 22:02:35,445 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:35" (1/1) ... [2022-11-21 22:02:35,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:35" (1/1) ... [2022-11-21 22:02:35,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:02:35,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:02:35,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:02:35,485 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:02:35,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:35" (1/1) ... [2022-11-21 22:02:35,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:02:35,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:02:35,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:02:35,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:02:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:02:35,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:02:35,988 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:02:35,992 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:02:38,994 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:02:39,025 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:02:39,025 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:02:39,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:02:39 BoogieIcfgContainer [2022-11-21 22:02:39,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:02:39,029 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:02:39,029 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:02:39,038 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:02:39,039 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:02:39" (1/1) ... [2022-11-21 22:02:39,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:02:39,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:39,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:02:39,123 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:02:39,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:02:39,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:39,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:39,172 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 22:02:39,178 INFO L158 Benchmark]: Toolchain (without parser) took 4663.32ms. Allocated memory was 69.2MB in the beginning and 111.1MB in the end (delta: 41.9MB). Free memory was 41.8MB in the beginning and 49.8MB in the end (delta: -8.0MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2022-11-21 22:02:39,178 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 69.2MB. Free memory was 47.6MB in the beginning and 47.6MB in the end (delta: 55.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:02:39,179 INFO L158 Benchmark]: CACSL2BoogieTranslator took 706.73ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 41.6MB in the beginning and 47.3MB in the end (delta: -5.7MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-11-21 22:02:39,180 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.43ms. Allocated memory is still 90.2MB. Free memory was 47.3MB in the beginning and 63.0MB in the end (delta: -15.7MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-11-21 22:02:39,181 INFO L158 Benchmark]: Boogie Preprocessor took 115.09ms. Allocated memory is still 90.2MB. Free memory was 63.0MB in the beginning and 57.6MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:02:39,182 INFO L158 Benchmark]: RCFGBuilder took 3556.07ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 57.6MB in the beginning and 56.1MB in the end (delta: 1.5MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2022-11-21 22:02:39,184 INFO L158 Benchmark]: CodeCheck took 147.75ms. Allocated memory is still 111.1MB. Free memory was 55.9MB in the beginning and 49.8MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:02:39,193 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 0.35ms. Allocated memory is still 69.2MB. Free memory was 47.6MB in the beginning and 47.6MB in the end (delta: 55.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 706.73ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 41.6MB in the beginning and 47.3MB in the end (delta: -5.7MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.43ms. Allocated memory is still 90.2MB. Free memory was 47.3MB in the beginning and 63.0MB in the end (delta: -15.7MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.09ms. Allocated memory is still 90.2MB. Free memory was 63.0MB in the beginning and 57.6MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3556.07ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 57.6MB in the beginning and 56.1MB in the end (delta: 1.5MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * CodeCheck took 147.75ms. Allocated memory is still 111.1MB. Free memory was 55.9MB in the beginning and 49.8MB 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. [2022-11-21 22:02:39,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_138da43c-5f94-4ede-b0c5-87adad182824/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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