./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.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_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/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_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/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_f9d6ae62-0aff-459b-88d6-5229612132da/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 33edc18720adc43dae58db23ccbefaa93a9f656bfa0d987ccb1420e761095a17 --- 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 23:07:30,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:07:30,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:07:30,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:07:30,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:07:30,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:07:30,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:07:30,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:07:30,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:07:30,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:07:30,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:07:30,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:07:30,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:07:30,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:07:30,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:07:30,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:07:30,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:07:30,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:07:30,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:07:30,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:07:30,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:07:30,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:07:30,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:07:30,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:07:30,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:07:30,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:07:30,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:07:30,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:07:30,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:07:30,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:07:30,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:07:30,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:07:30,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:07:30,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:07:30,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:07:30,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:07:30,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:07:30,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:07:30,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:07:30,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:07:30,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:07:30,320 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 23:07:30,342 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:07:30,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:07:30,343 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:07:30,344 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:07:30,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:07:30,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:07:30,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:07:30,345 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:07:30,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:07:30,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:07:30,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:07:30,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:07:30,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:07:30,347 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:07:30,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:07:30,347 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:07:30,347 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:07:30,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:07:30,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:07:30,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:07:30,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:07:30,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:07:30,349 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:07:30,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:07:30,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:07:30,349 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_f9d6ae62-0aff-459b-88d6-5229612132da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33edc18720adc43dae58db23ccbefaa93a9f656bfa0d987ccb1420e761095a17 [2022-11-21 23:07:30,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:07:30,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:07:30,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:07:30,674 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:07:30,675 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:07:30,676 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c [2022-11-21 23:07:33,877 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:07:34,276 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:07:34,278 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c [2022-11-21 23:07:34,297 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/data/1aade6fd6/a86ffa7e777d4092a4ac48e8fe19a29b/FLAG2bfc9d9bf [2022-11-21 23:07:34,313 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/data/1aade6fd6/a86ffa7e777d4092a4ac48e8fe19a29b [2022-11-21 23:07:34,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:07:34,318 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:07:34,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:07:34,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:07:34,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:07:34,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:07:34" (1/1) ... [2022-11-21 23:07:34,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3738ce10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:34, skipping insertion in model container [2022-11-21 23:07:34,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:07:34" (1/1) ... [2022-11-21 23:07:34,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:07:34,427 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:07:34,691 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_f9d6ae62-0aff-459b-88d6-5229612132da/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c[1014,1027] [2022-11-21 23:07:35,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:07:35,057 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:07:35,068 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_f9d6ae62-0aff-459b-88d6-5229612132da/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c[1014,1027] [2022-11-21 23:07:35,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:07:35,231 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:07:35,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:35 WrapperNode [2022-11-21 23:07:35,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:07:35,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:07:35,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:07:35,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:07:35,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:35" (1/1) ... [2022-11-21 23:07:35,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:35" (1/1) ... [2022-11-21 23:07:35,410 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1670 [2022-11-21 23:07:35,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:07:35,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:07:35,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:07:35,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:07:35,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:35" (1/1) ... [2022-11-21 23:07:35,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:35" (1/1) ... [2022-11-21 23:07:35,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:35" (1/1) ... [2022-11-21 23:07:35,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:35" (1/1) ... [2022-11-21 23:07:35,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:35" (1/1) ... [2022-11-21 23:07:35,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:35" (1/1) ... [2022-11-21 23:07:35,509 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:35" (1/1) ... [2022-11-21 23:07:35,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:35" (1/1) ... [2022-11-21 23:07:35,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:07:35,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:07:35,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:07:35,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:07:35,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:35" (1/1) ... [2022-11-21 23:07:35,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:07:35,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:07:35,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:07:35,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:07:35,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:07:35,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:07:36,173 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:07:36,175 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:09:57,494 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:09:57,539 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:09:57,540 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:09:57,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:09:57 BoogieIcfgContainer [2022-11-21 23:09:57,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:09:57,544 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:09:57,544 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:09:57,554 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:09:57,554 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:09:57" (1/1) ... [2022-11-21 23:09:57,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:09:57,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:09:57,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:09:57,628 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:09:57,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:09:57,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:09:57,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:09:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:00,640 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 23:10:10,777 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 23:10:20,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-21 23:10:22,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:22,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-21 23:10:22,338 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-21 23:10:22,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:10:22,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:22,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 23:10:33,492 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 23:10:33,496 INFO L158 Benchmark]: Toolchain (without parser) took 179177.90ms. Allocated memory was 148.9MB in the beginning and 723.5MB in the end (delta: 574.6MB). Free memory was 105.5MB in the beginning and 448.8MB in the end (delta: -343.3MB). Peak memory consumption was 230.7MB. Max. memory is 16.1GB. [2022-11-21 23:10:33,496 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 115.3MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:10:33,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 909.52ms. Allocated memory is still 148.9MB. Free memory was 105.5MB in the beginning and 74.4MB in the end (delta: 31.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-21 23:10:33,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 179.72ms. Allocated memory is still 148.9MB. Free memory was 74.4MB in the beginning and 54.2MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 23:10:33,498 INFO L158 Benchmark]: Boogie Preprocessor took 135.77ms. Allocated memory is still 148.9MB. Free memory was 54.2MB in the beginning and 44.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:10:33,499 INFO L158 Benchmark]: RCFGBuilder took 141993.94ms. Allocated memory was 148.9MB in the beginning and 723.5MB in the end (delta: 574.6MB). Free memory was 44.0MB in the beginning and 639.2MB in the end (delta: -595.3MB). Peak memory consumption was 390.2MB. Max. memory is 16.1GB. [2022-11-21 23:10:33,500 INFO L158 Benchmark]: CodeCheck took 35951.20ms. Allocated memory is still 723.5MB. Free memory was 639.2MB in the beginning and 448.8MB in the end (delta: 190.4MB). Peak memory consumption was 191.3MB. Max. memory is 16.1GB. [2022-11-21 23:10:33,503 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 115.3MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 909.52ms. Allocated memory is still 148.9MB. Free memory was 105.5MB in the beginning and 74.4MB in the end (delta: 31.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 179.72ms. Allocated memory is still 148.9MB. Free memory was 74.4MB in the beginning and 54.2MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 135.77ms. Allocated memory is still 148.9MB. Free memory was 54.2MB in the beginning and 44.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 141993.94ms. Allocated memory was 148.9MB in the beginning and 723.5MB in the end (delta: 574.6MB). Free memory was 44.0MB in the beginning and 639.2MB in the end (delta: -595.3MB). Peak memory consumption was 390.2MB. Max. memory is 16.1GB. * CodeCheck took 35951.20ms. Allocated memory is still 723.5MB. Free memory was 639.2MB in the beginning and 448.8MB in the end (delta: 190.4MB). Peak memory consumption was 191.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:10:33,733 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-21 23:10:33,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/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_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/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_f9d6ae62-0aff-459b-88d6-5229612132da/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 33edc18720adc43dae58db23ccbefaa93a9f656bfa0d987ccb1420e761095a17 --- 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 23:10:35,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:10:35,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:10:36,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:10:36,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:10:36,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:10:36,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:10:36,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:10:36,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:10:36,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:10:36,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:10:36,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:10:36,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:10:36,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:10:36,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:10:36,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:10:36,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:10:36,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:10:36,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:10:36,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:10:36,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:10:36,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:10:36,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:10:36,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:10:36,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:10:36,084 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:10:36,084 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:10:36,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:10:36,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:10:36,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:10:36,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:10:36,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:10:36,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:10:36,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:10:36,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:10:36,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:10:36,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:10:36,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:10:36,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:10:36,108 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:10:36,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:10:36,110 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 23:10:36,151 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:10:36,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:10:36,153 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:10:36,154 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:10:36,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:10:36,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:10:36,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:10:36,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:10:36,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:10:36,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:10:36,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:10:36,158 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:10:36,158 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:10:36,158 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:10:36,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:10:36,159 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:10:36,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:10:36,159 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:10:36,160 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:10:36,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:10:36,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:10:36,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:10:36,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:10:36,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:10:36,162 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:10:36,162 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:10:36,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:10:36,162 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:10:36,163 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:10:36,163 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_f9d6ae62-0aff-459b-88d6-5229612132da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33edc18720adc43dae58db23ccbefaa93a9f656bfa0d987ccb1420e761095a17 [2022-11-21 23:10:36,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:10:36,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:10:36,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:10:36,605 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:10:36,606 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:10:36,607 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c [2022-11-21 23:10:39,595 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:10:39,956 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:10:39,956 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c [2022-11-21 23:10:39,977 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/data/942720cd8/1ea6464a83e24010a0455886b2391406/FLAG7e064cfb9 [2022-11-21 23:10:39,990 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/data/942720cd8/1ea6464a83e24010a0455886b2391406 [2022-11-21 23:10:39,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:10:39,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:10:39,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:10:39,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:10:39,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:10:40,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:10:39" (1/1) ... [2022-11-21 23:10:40,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43b566d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:40, skipping insertion in model container [2022-11-21 23:10:40,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:10:39" (1/1) ... [2022-11-21 23:10:40,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:10:40,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:10:40,284 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_f9d6ae62-0aff-459b-88d6-5229612132da/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c[1014,1027] [2022-11-21 23:10:40,679 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:10:40,698 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:10:40,710 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_f9d6ae62-0aff-459b-88d6-5229612132da/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c[1014,1027] [2022-11-21 23:10:40,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:10:40,814 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:10:40,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:40 WrapperNode [2022-11-21 23:10:40,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:10:40,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:10:40,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:10:40,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:10:40,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:40" (1/1) ... [2022-11-21 23:10:40,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:40" (1/1) ... [2022-11-21 23:10:40,977 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1670 [2022-11-21 23:10:40,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:10:40,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:10:40,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:10:40,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:10:40,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:40" (1/1) ... [2022-11-21 23:10:40,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:40" (1/1) ... [2022-11-21 23:10:41,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:40" (1/1) ... [2022-11-21 23:10:41,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:40" (1/1) ... [2022-11-21 23:10:41,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:40" (1/1) ... [2022-11-21 23:10:41,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:40" (1/1) ... [2022-11-21 23:10:41,099 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:40" (1/1) ... [2022-11-21 23:10:41,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:40" (1/1) ... [2022-11-21 23:10:41,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:10:41,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:10:41,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:10:41,151 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:10:41,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:40" (1/1) ... [2022-11-21 23:10:41,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:10:41,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:10:41,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:10:41,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:10:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:10:41,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:10:41,703 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:10:41,705 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:10:44,686 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:10:44,752 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:10:44,752 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:10:44,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:10:44 BoogieIcfgContainer [2022-11-21 23:10:44,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:10:44,756 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:10:44,756 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:10:44,766 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:10:44,766 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:10:44" (1/1) ... [2022-11-21 23:10:44,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:10:44,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:44,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:10:44,847 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:10:44,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:10:44,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:44,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:44,894 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 23:10:44,899 INFO L158 Benchmark]: Toolchain (without parser) took 4903.26ms. Allocated memory was 88.1MB in the beginning and 136.3MB in the end (delta: 48.2MB). Free memory was 64.3MB in the beginning and 86.3MB in the end (delta: -21.9MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2022-11-21 23:10:44,900 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:10:44,900 INFO L158 Benchmark]: CACSL2BoogieTranslator took 820.63ms. Allocated memory is still 88.1MB. Free memory was 64.3MB in the beginning and 39.5MB in the end (delta: 24.8MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2022-11-21 23:10:44,901 INFO L158 Benchmark]: Boogie Procedure Inliner took 160.16ms. Allocated memory is still 88.1MB. Free memory was 39.5MB in the beginning and 52.3MB in the end (delta: -12.8MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2022-11-21 23:10:44,902 INFO L158 Benchmark]: Boogie Preprocessor took 171.84ms. Allocated memory is still 88.1MB. Free memory was 52.3MB in the beginning and 44.7MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:10:44,903 INFO L158 Benchmark]: RCFGBuilder took 3604.82ms. Allocated memory was 88.1MB in the beginning and 136.3MB in the end (delta: 48.2MB). Free memory was 44.7MB in the beginning and 91.5MB in the end (delta: -46.8MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2022-11-21 23:10:44,905 INFO L158 Benchmark]: CodeCheck took 141.19ms. Allocated memory is still 136.3MB. Free memory was 91.5MB in the beginning and 86.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:10:44,918 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 0.27ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 820.63ms. Allocated memory is still 88.1MB. Free memory was 64.3MB in the beginning and 39.5MB in the end (delta: 24.8MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 160.16ms. Allocated memory is still 88.1MB. Free memory was 39.5MB in the beginning and 52.3MB in the end (delta: -12.8MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 171.84ms. Allocated memory is still 88.1MB. Free memory was 52.3MB in the beginning and 44.7MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3604.82ms. Allocated memory was 88.1MB in the beginning and 136.3MB in the end (delta: 48.2MB). Free memory was 44.7MB in the beginning and 91.5MB in the end (delta: -46.8MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. * CodeCheck took 141.19ms. Allocated memory is still 136.3MB. Free memory was 91.5MB in the beginning and 86.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:10:44,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9d6ae62-0aff-459b-88d6-5229612132da/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