./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/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_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/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_db670827-c9fb-4b14-bc82-134a8aabb054/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 5be708e4386faa2194d0a9a7729d1e392e6e7cc3ee8507b4184729819136d34a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:34:17,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:34:17,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:34:17,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:34:17,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:34:17,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:34:17,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:34:17,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:34:17,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:34:17,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:34:17,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:34:17,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:34:17,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:34:17,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:34:17,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:34:17,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:34:17,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:34:17,362 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:34:17,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:34:17,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:34:17,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:34:17,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:34:17,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:34:17,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:34:17,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:34:17,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:34:17,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:34:17,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:34:17,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:34:17,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:34:17,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:34:17,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:34:17,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:34:17,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:34:17,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:34:17,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:34:17,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:34:17,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:34:17,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:34:17,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:34:17,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:34:17,402 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 23:34:17,428 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:34:17,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:34:17,429 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:34:17,429 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:34:17,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:34:17,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:34:17,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:34:17,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:34:17,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:34:17,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:34:17,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:34:17,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:34:17,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:34:17,431 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:34:17,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:34:17,431 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:34:17,431 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:34:17,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:34:17,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:34:17,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:34:17,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:34:17,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:34:17,433 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:34:17,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:34:17,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:34:17,433 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_db670827-c9fb-4b14-bc82-134a8aabb054/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5be708e4386faa2194d0a9a7729d1e392e6e7cc3ee8507b4184729819136d34a [2022-11-21 23:34:17,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:34:17,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:34:17,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:34:17,762 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:34:17,764 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:34:17,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c [2022-11-21 23:34:20,871 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:34:21,109 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:34:21,109 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c [2022-11-21 23:34:21,117 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/data/ab43075a3/9a7506a4666743ab8c5216353fe9430c/FLAG039b42bb4 [2022-11-21 23:34:21,131 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/data/ab43075a3/9a7506a4666743ab8c5216353fe9430c [2022-11-21 23:34:21,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:34:21,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:34:21,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:34:21,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:34:21,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:34:21,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:34:21" (1/1) ... [2022-11-21 23:34:21,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28d88ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:21, skipping insertion in model container [2022-11-21 23:34:21,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:34:21" (1/1) ... [2022-11-21 23:34:21,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:34:21,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:34:21,311 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_db670827-c9fb-4b14-bc82-134a8aabb054/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c[1107,1120] [2022-11-21 23:34:21,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:34:21,397 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:34:21,408 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_db670827-c9fb-4b14-bc82-134a8aabb054/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c[1107,1120] [2022-11-21 23:34:21,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:34:21,442 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:34:21,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:21 WrapperNode [2022-11-21 23:34:21,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:34:21,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:34:21,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:34:21,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:34:21,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:21" (1/1) ... [2022-11-21 23:34:21,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:21" (1/1) ... [2022-11-21 23:34:21,480 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 99 [2022-11-21 23:34:21,480 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:34:21,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:34:21,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:34:21,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:34:21,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:21" (1/1) ... [2022-11-21 23:34:21,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:21" (1/1) ... [2022-11-21 23:34:21,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:21" (1/1) ... [2022-11-21 23:34:21,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:21" (1/1) ... [2022-11-21 23:34:21,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:21" (1/1) ... [2022-11-21 23:34:21,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:21" (1/1) ... [2022-11-21 23:34:21,502 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:21" (1/1) ... [2022-11-21 23:34:21,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:21" (1/1) ... [2022-11-21 23:34:21,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:34:21,506 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:34:21,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:34:21,506 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:34:21,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:21" (1/1) ... [2022-11-21 23:34:21,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:34:21,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:34:21,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:34:21,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:34:21,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:34:21,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:34:21,725 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:34:21,728 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:34:22,003 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:34:22,022 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:34:22,022 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:34:22,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:34:22 BoogieIcfgContainer [2022-11-21 23:34:22,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:34:22,026 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:34:22,026 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:34:22,037 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:34:22,037 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:34:22" (1/1) ... [2022-11-21 23:34:22,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:34:22,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:34:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:34:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:34:22,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:34:22,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:34:22,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:34:22,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:34:22,263 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:34:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:34:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:34:22,397 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:34:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:34:22,442 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-21 23:34:22,487 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-21 23:34:22,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:34:22 ImpRootNode [2022-11-21 23:34:22,500 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:34:22,501 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:34:22,501 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:34:22,501 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:34:22,502 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:34:22" (3/4) ... [2022-11-21 23:34:22,505 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 23:34:22,505 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:34:22,506 INFO L158 Benchmark]: Toolchain (without parser) took 1370.76ms. Allocated memory is still 169.9MB. Free memory was 139.5MB in the beginning and 95.8MB in the end (delta: 43.7MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2022-11-21 23:34:22,507 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 96.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:34:22,507 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.38ms. Allocated memory is still 169.9MB. Free memory was 139.5MB in the beginning and 136.8MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:34:22,508 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.55ms. Allocated memory is still 169.9MB. Free memory was 136.8MB in the beginning and 134.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:34:22,509 INFO L158 Benchmark]: Boogie Preprocessor took 24.58ms. Allocated memory is still 169.9MB. Free memory was 134.7MB in the beginning and 133.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:34:22,509 INFO L158 Benchmark]: RCFGBuilder took 519.35ms. Allocated memory is still 169.9MB. Free memory was 133.5MB in the beginning and 112.9MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 23:34:22,510 INFO L158 Benchmark]: CodeCheck took 474.13ms. Allocated memory is still 169.9MB. Free memory was 112.9MB in the beginning and 95.8MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 23:34:22,510 INFO L158 Benchmark]: Witness Printer took 4.64ms. Allocated memory is still 169.9MB. Free memory is still 95.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:34:22,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 54, overapproximation of bitwiseAnd at line 59. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 4); [L29] const SORT_3 msb_SORT_3 = (SORT_3)1 << (4 - 1); [L31] const SORT_3 var_4 = 0; [L32] const SORT_3 var_7 = 1; [L33] const SORT_1 var_14 = 1; [L34] const SORT_3 var_20 = 15; [L36] SORT_1 input_2; [L38] SORT_3 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L39] SORT_3 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L41] SORT_3 init_6_arg_1 = var_4; [L42] state_5 = init_6_arg_1 [L43] SORT_3 init_9_arg_1 = var_7; [L44] state_8 = init_9_arg_1 VAL [init_6_arg_1=0, init_9_arg_1=1, mask_SORT_1=1, mask_SORT_3=15, msb_SORT_1=1, msb_SORT_3=8, state_5=0, state_8=1, var_14=1, var_20=15, var_4=0, var_7=1] [L47] input_2 = __VERIFIER_nondet_uchar() [L50] SORT_3 var_10_arg_0 = state_5; [L51] SORT_3 var_10_arg_1 = state_8; [L52] SORT_1 var_10 = var_10_arg_0 > var_10_arg_1; [L53] SORT_1 var_11_arg_0 = var_10; [L54] SORT_1 var_11 = ~var_11_arg_0; [L55] SORT_1 var_15_arg_0 = var_11; [L56] SORT_1 var_15 = ~var_15_arg_0; [L57] SORT_1 var_16_arg_0 = var_14; [L58] SORT_1 var_16_arg_1 = var_15; [L59] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L60] var_16 = var_16 & mask_SORT_1 [L61] SORT_1 bad_17_arg_0 = var_16; [L62] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 96.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.38ms. Allocated memory is still 169.9MB. Free memory was 139.5MB in the beginning and 136.8MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.55ms. Allocated memory is still 169.9MB. Free memory was 136.8MB in the beginning and 134.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.58ms. Allocated memory is still 169.9MB. Free memory was 134.7MB in the beginning and 133.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 519.35ms. Allocated memory is still 169.9MB. Free memory was 133.5MB in the beginning and 112.9MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 474.13ms. Allocated memory is still 169.9MB. Free memory was 112.9MB in the beginning and 95.8MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.64ms. Allocated memory is still 169.9MB. Free memory is still 95.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 23:34:22,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/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_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/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_db670827-c9fb-4b14-bc82-134a8aabb054/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 5be708e4386faa2194d0a9a7729d1e392e6e7cc3ee8507b4184729819136d34a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:34:24,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:34:24,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:34:24,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:34:24,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:34:24,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:34:24,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:34:24,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:34:24,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:34:24,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:34:24,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:34:24,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:34:24,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:34:24,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:34:24,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:34:24,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:34:24,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:34:24,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:34:24,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:34:24,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:34:25,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:34:25,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:34:25,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:34:25,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:34:25,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:34:25,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:34:25,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:34:25,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:34:25,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:34:25,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:34:25,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:34:25,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:34:25,031 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:34:25,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:34:25,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:34:25,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:34:25,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:34:25,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:34:25,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:34:25,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:34:25,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:34:25,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 23:34:25,097 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:34:25,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:34:25,099 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:34:25,100 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:34:25,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:34:25,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:34:25,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:34:25,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:34:25,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:34:25,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:34:25,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:34:25,103 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:34:25,103 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:34:25,104 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:34:25,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:34:25,104 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:34:25,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:34:25,105 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:34:25,105 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:34:25,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:34:25,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:34:25,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:34:25,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:34:25,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:34:25,106 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:34:25,107 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:34:25,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:34:25,107 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:34:25,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:34:25,107 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_db670827-c9fb-4b14-bc82-134a8aabb054/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5be708e4386faa2194d0a9a7729d1e392e6e7cc3ee8507b4184729819136d34a [2022-11-21 23:34:25,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:34:25,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:34:25,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:34:25,576 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:34:25,577 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:34:25,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c [2022-11-21 23:34:28,728 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:34:28,970 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:34:28,971 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c [2022-11-21 23:34:28,978 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/data/0a07061a8/3d882d9f94d94afb96311b6889b07663/FLAG71ebea0b6 [2022-11-21 23:34:29,000 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/data/0a07061a8/3d882d9f94d94afb96311b6889b07663 [2022-11-21 23:34:29,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:34:29,005 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:34:29,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:34:29,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:34:29,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:34:29,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c747d99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:29, skipping insertion in model container [2022-11-21 23:34:29,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:34:29,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:34:29,206 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_db670827-c9fb-4b14-bc82-134a8aabb054/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c[1107,1120] [2022-11-21 23:34:29,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:34:29,272 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:34:29,283 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_db670827-c9fb-4b14-bc82-134a8aabb054/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c[1107,1120] [2022-11-21 23:34:29,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:34:29,343 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:34:29,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:29 WrapperNode [2022-11-21 23:34:29,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:34:29,347 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:34:29,347 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:34:29,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:34:29,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,409 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 99 [2022-11-21 23:34:29,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:34:29,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:34:29,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:34:29,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:34:29,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,452 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:34:29,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:34:29,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:34:29,456 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:34:29,457 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:34:29,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:34:29,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:34:29,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:34:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:34:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:34:29,661 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:34:29,663 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:34:29,896 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:34:29,937 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:34:29,938 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:34:29,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:34:29 BoogieIcfgContainer [2022-11-21 23:34:29,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:34:29,957 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:34:29,957 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:34:29,967 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:34:29,967 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:34:29" (1/1) ... [2022-11-21 23:34:29,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:34:30,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:34:30,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:34:30,063 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:34:30,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:34:30,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:34:30,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:34:30,110 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 23:34:30,114 INFO L158 Benchmark]: Toolchain (without parser) took 1108.65ms. Allocated memory is still 88.1MB. Free memory was 65.8MB in the beginning and 56.8MB in the end (delta: 9.0MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-11-21 23:34:30,115 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 66.6MB in the beginning and 66.5MB in the end (delta: 144.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:34:30,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.88ms. Allocated memory is still 88.1MB. Free memory was 65.5MB in the beginning and 53.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:34:30,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.84ms. Allocated memory is still 88.1MB. Free memory was 53.6MB in the beginning and 51.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:34:30,117 INFO L158 Benchmark]: Boogie Preprocessor took 44.54ms. Allocated memory is still 88.1MB. Free memory was 51.5MB in the beginning and 50.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:34:30,117 INFO L158 Benchmark]: RCFGBuilder took 500.15ms. Allocated memory is still 88.1MB. Free memory was 50.2MB in the beginning and 62.9MB in the end (delta: -12.7MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2022-11-21 23:34:30,118 INFO L158 Benchmark]: CodeCheck took 155.99ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 56.8MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:34:30,127 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 0.31ms. Allocated memory is still 88.1MB. Free memory was 66.6MB in the beginning and 66.5MB in the end (delta: 144.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.88ms. Allocated memory is still 88.1MB. Free memory was 65.5MB in the beginning and 53.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.84ms. Allocated memory is still 88.1MB. Free memory was 53.6MB in the beginning and 51.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.54ms. Allocated memory is still 88.1MB. Free memory was 51.5MB in the beginning and 50.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 500.15ms. Allocated memory is still 88.1MB. Free memory was 50.2MB in the beginning and 62.9MB in the end (delta: -12.7MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * CodeCheck took 155.99ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 56.8MB 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 23:34:30,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db670827-c9fb-4b14-bc82-134a8aabb054/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