./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 4d887e46d9e1781030c0b6aae8069b6bddec306ee6a48cba2aa303ff66f408ca --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:24:39,949 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:24:40,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 01:24:40,042 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:24:40,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:24:40,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:24:40,065 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:24:40,065 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:24:40,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:24:40,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:24:40,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:24:40,068 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:24:40,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:24:40,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:24:40,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:24:40,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:24:40,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:24:40,071 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:24:40,072 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:24:40,072 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:24:40,073 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:24:40,074 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:24:40,074 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:24:40,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:24:40,075 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:24:40,075 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:24:40,076 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:24:40,076 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:24:40,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:24:40,077 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:24:40,077 INFO L153 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_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d887e46d9e1781030c0b6aae8069b6bddec306ee6a48cba2aa303ff66f408ca [2023-12-03 01:24:40,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:24:40,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:24:40,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:24:40,357 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:24:40,358 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:24:40,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c [2023-12-03 01:24:43,137 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:24:43,344 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:24:43,344 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c [2023-12-03 01:24:43,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/data/8b1e27d0c/fc377b9396a94086a67b34a2dc26bb84/FLAGd6e64102a [2023-12-03 01:24:43,373 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/data/8b1e27d0c/fc377b9396a94086a67b34a2dc26bb84 [2023-12-03 01:24:43,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:24:43,377 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:24:43,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:24:43,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:24:43,384 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:24:43,385 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:24:43" (1/1) ... [2023-12-03 01:24:43,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@269850ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:43, skipping insertion in model container [2023-12-03 01:24:43,386 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:24:43" (1/1) ... [2023-12-03 01:24:43,437 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:24:43,603 WARN L240 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_27de2919-b168-46e4-a4e7-0450d71e05b2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c[1279,1292] [2023-12-03 01:24:43,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:24:43,759 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:24:43,771 WARN L240 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_27de2919-b168-46e4-a4e7-0450d71e05b2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c[1279,1292] [2023-12-03 01:24:43,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:24:43,858 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:24:43,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:43 WrapperNode [2023-12-03 01:24:43,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:24:43,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:24:43,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:24:43,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:24:43,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:43" (1/1) ... [2023-12-03 01:24:43,900 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:43" (1/1) ... [2023-12-03 01:24:44,097 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1571 [2023-12-03 01:24:44,098 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:24:44,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:24:44,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:24:44,099 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:24:44,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:43" (1/1) ... [2023-12-03 01:24:44,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:43" (1/1) ... [2023-12-03 01:24:44,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:43" (1/1) ... [2023-12-03 01:24:44,138 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:43" (1/1) ... [2023-12-03 01:24:44,196 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:43" (1/1) ... [2023-12-03 01:24:44,207 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:43" (1/1) ... [2023-12-03 01:24:44,222 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:43" (1/1) ... [2023-12-03 01:24:44,236 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:43" (1/1) ... [2023-12-03 01:24:44,252 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:24:44,253 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:24:44,253 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:24:44,253 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:24:44,254 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:24:43" (1/1) ... [2023-12-03 01:24:44,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:24:44,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:24:44,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:24:44,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:24:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:24:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:24:44,307 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:24:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:24:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:24:44,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:24:44,514 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:24:44,516 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:24:45,817 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:24:47,453 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:24:47,453 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:24:47,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:24:47 BoogieIcfgContainer [2023-12-03 01:24:47,454 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:24:47,455 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:24:47,455 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:24:47,463 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:24:47,464 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:24:47" (1/1) ... [2023-12-03 01:24:47,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:24:47,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:24:47,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-12-03 01:24:47,554 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-12-03 01:24:47,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:24:47,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:24:47,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:24:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:24:51,158 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:24:54,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:24:54,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-12-03 01:24:54,057 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-12-03 01:24:54,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 01:24:54,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:24:54,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:25:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:25:06,946 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:25:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:25:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:25:30,504 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:488) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-12-03 01:25:30,507 INFO L158 Benchmark]: Toolchain (without parser) took 47129.39ms. Allocated memory was 169.9MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 135.5MB in the beginning and 551.8MB in the end (delta: -416.3MB). Peak memory consumption was 663.4MB. Max. memory is 16.1GB. [2023-12-03 01:25:30,508 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 111.1MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:25:30,508 INFO L158 Benchmark]: CACSL2BoogieTranslator took 480.84ms. Allocated memory is still 169.9MB. Free memory was 135.5MB in the beginning and 105.3MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-03 01:25:30,509 INFO L158 Benchmark]: Boogie Procedure Inliner took 237.66ms. Allocated memory is still 169.9MB. Free memory was 105.3MB in the beginning and 119.6MB in the end (delta: -14.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-12-03 01:25:30,510 INFO L158 Benchmark]: Boogie Preprocessor took 153.61ms. Allocated memory is still 169.9MB. Free memory was 119.4MB in the beginning and 107.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:25:30,510 INFO L158 Benchmark]: RCFGBuilder took 3201.64ms. Allocated memory was 169.9MB in the beginning and 302.0MB in the end (delta: 132.1MB). Free memory was 107.7MB in the beginning and 81.7MB in the end (delta: 26.0MB). Peak memory consumption was 159.4MB. Max. memory is 16.1GB. [2023-12-03 01:25:30,511 INFO L158 Benchmark]: CodeCheck took 43050.75ms. Allocated memory was 302.0MB in the beginning and 1.2GB in the end (delta: 947.9MB). Free memory was 81.7MB in the beginning and 551.8MB in the end (delta: -470.1MB). Peak memory consumption was 478.9MB. Max. memory is 16.1GB. [2023-12-03 01:25:30,514 INFO L338 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:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 111.1MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 480.84ms. Allocated memory is still 169.9MB. Free memory was 135.5MB in the beginning and 105.3MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 237.66ms. Allocated memory is still 169.9MB. Free memory was 105.3MB in the beginning and 119.6MB in the end (delta: -14.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 153.61ms. Allocated memory is still 169.9MB. Free memory was 119.4MB in the beginning and 107.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3201.64ms. Allocated memory was 169.9MB in the beginning and 302.0MB in the end (delta: 132.1MB). Free memory was 107.7MB in the beginning and 81.7MB in the end (delta: 26.0MB). Peak memory consumption was 159.4MB. Max. memory is 16.1GB. * CodeCheck took 43050.75ms. Allocated memory was 302.0MB in the beginning and 1.2GB in the end (delta: 947.9MB). Free memory was 81.7MB in the beginning and 551.8MB in the end (delta: -470.1MB). Peak memory consumption was 478.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:25:30,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/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_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 4d887e46d9e1781030c0b6aae8069b6bddec306ee6a48cba2aa303ff66f408ca --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:25:32,462 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:25:32,536 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 01:25:32,565 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:25:32,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:25:32,567 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:25:32,568 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:25:32,568 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:25:32,569 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:25:32,570 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:25:32,570 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:25:32,571 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:25:32,571 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:25:32,572 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:25:32,572 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:25:32,573 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:25:32,574 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:25:32,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:25:32,575 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:25:32,575 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:25:32,576 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:25:32,577 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:25:32,577 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:25:32,577 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:25:32,578 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:25:32,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:25:32,579 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:25:32,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:25:32,580 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:25:32,580 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:25:32,581 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:25:32,581 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:25:32,582 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:25:32,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:25:32,582 INFO L153 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_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d887e46d9e1781030c0b6aae8069b6bddec306ee6a48cba2aa303ff66f408ca [2023-12-03 01:25:32,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:25:32,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:25:32,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:25:32,908 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:25:32,908 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:25:32,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c [2023-12-03 01:25:35,641 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:25:35,878 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:25:35,879 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c [2023-12-03 01:25:35,893 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/data/c46906246/9bc995a924b847638e95386fca366b95/FLAGd8ca57fa9 [2023-12-03 01:25:35,909 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/data/c46906246/9bc995a924b847638e95386fca366b95 [2023-12-03 01:25:35,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:25:35,913 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:25:35,914 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:25:35,915 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:25:35,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:25:35,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:25:35" (1/1) ... [2023-12-03 01:25:35,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@748ddac8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:35, skipping insertion in model container [2023-12-03 01:25:35,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:25:35" (1/1) ... [2023-12-03 01:25:35,971 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:25:36,136 WARN L240 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_27de2919-b168-46e4-a4e7-0450d71e05b2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c[1279,1292] [2023-12-03 01:25:36,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:25:36,289 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:25:36,301 WARN L240 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_27de2919-b168-46e4-a4e7-0450d71e05b2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c[1279,1292] [2023-12-03 01:25:36,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:25:36,382 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:25:36,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:36 WrapperNode [2023-12-03 01:25:36,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:25:36,384 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:25:36,384 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:25:36,384 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:25:36,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:36" (1/1) ... [2023-12-03 01:25:36,416 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:36" (1/1) ... [2023-12-03 01:25:36,468 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 641 [2023-12-03 01:25:36,468 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:25:36,469 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:25:36,469 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:25:36,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:25:36,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:36" (1/1) ... [2023-12-03 01:25:36,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:36" (1/1) ... [2023-12-03 01:25:36,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:36" (1/1) ... [2023-12-03 01:25:36,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:36" (1/1) ... [2023-12-03 01:25:36,513 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:36" (1/1) ... [2023-12-03 01:25:36,518 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:36" (1/1) ... [2023-12-03 01:25:36,523 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:36" (1/1) ... [2023-12-03 01:25:36,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:36" (1/1) ... [2023-12-03 01:25:36,537 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:25:36,538 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:25:36,538 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:25:36,538 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:25:36,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:36" (1/1) ... [2023-12-03 01:25:36,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:25:36,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:25:36,569 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:25:36,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:25:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:25:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:25:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:25:36,623 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:25:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:25:36,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:25:36,798 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:25:36,800 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:25:37,261 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:25:37,344 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:25:37,344 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:25:37,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:25:37 BoogieIcfgContainer [2023-12-03 01:25:37,346 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:25:37,347 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:25:37,347 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:25:37,357 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:25:37,357 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:25:37" (1/1) ... [2023-12-03 01:25:37,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:25:37,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:37,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-12-03 01:25:37,421 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-12-03 01:25:37,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:25:37,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:37,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:25:37,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:25:37,427 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:25:37,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:25:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:37,769 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:25:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:37,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 01:25:37,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:25:38,191 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:25:38,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:25:38,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:38,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2023-12-03 01:25:38,525 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2023-12-03 01:25:38,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 01:25:38,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:38,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:25:38,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:25:38,527 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:25:38,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:25:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:39,208 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:25:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:39,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 01:25:39,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:25:40,198 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-03 01:25:40,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:25:41,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:41,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2023-12-03 01:25:41,578 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2023-12-03 01:25:41,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:25:41,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:41,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:25:41,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:25:41,581 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:25:41,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 01:25:42,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:42,439 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:25:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:42,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 1223 conjuncts, 178 conjunts are in the unsatisfiable core [2023-12-03 01:25:42,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:25:46,906 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 5 proven. 38 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-12-03 01:25:46,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 01:26:00,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.46s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:26:01,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:26:01,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 59 states and 101 transitions. [2023-12-03 01:26:01,408 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 101 transitions. [2023-12-03 01:26:01,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 01:26:01,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:26:01,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:26:01,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:26:01,413 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:26:01,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 01:26:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:26:02,988 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:26:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:26:03,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 1705 conjuncts, 460 conjunts are in the unsatisfiable core [2023-12-03 01:26:03,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:30:18,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2023-12-03 01:30:18,465 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2023-12-03 01:30:18,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27de2919-b168-46e4-a4e7-0450d71e05b2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 01:30:18,475 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:470) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-12-03 01:30:18,478 INFO L158 Benchmark]: Toolchain (without parser) took 282565.06ms. Allocated memory was 125.8MB in the beginning and 457.2MB in the end (delta: 331.4MB). Free memory was 101.7MB in the beginning and 380.9MB in the end (delta: -279.2MB). Peak memory consumption was 292.7MB. Max. memory is 16.1GB. [2023-12-03 01:30:18,479 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:30:18,479 INFO L158 Benchmark]: CACSL2BoogieTranslator took 468.71ms. Allocated memory is still 125.8MB. Free memory was 101.7MB in the beginning and 75.3MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-03 01:30:18,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.45ms. Allocated memory is still 125.8MB. Free memory was 75.3MB in the beginning and 70.0MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:30:18,480 INFO L158 Benchmark]: Boogie Preprocessor took 68.42ms. Allocated memory is still 125.8MB. Free memory was 70.0MB in the beginning and 66.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:30:18,481 INFO L158 Benchmark]: RCFGBuilder took 808.06ms. Allocated memory is still 125.8MB. Free memory was 66.2MB in the beginning and 95.0MB in the end (delta: -28.8MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2023-12-03 01:30:18,482 INFO L158 Benchmark]: CodeCheck took 281130.53ms. Allocated memory was 125.8MB in the beginning and 457.2MB in the end (delta: 331.4MB). Free memory was 95.0MB in the beginning and 380.9MB in the end (delta: -285.9MB). Peak memory consumption was 283.0MB. Max. memory is 16.1GB. [2023-12-03 01:30:18,485 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:150) * 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 is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 468.71ms. Allocated memory is still 125.8MB. Free memory was 101.7MB in the beginning and 75.3MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.45ms. Allocated memory is still 125.8MB. Free memory was 75.3MB in the beginning and 70.0MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.42ms. Allocated memory is still 125.8MB. Free memory was 70.0MB in the beginning and 66.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 808.06ms. Allocated memory is still 125.8MB. Free memory was 66.2MB in the beginning and 95.0MB in the end (delta: -28.8MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * CodeCheck took 281130.53ms. Allocated memory was 125.8MB in the beginning and 457.2MB in the end (delta: 331.4MB). Free memory was 95.0MB in the beginning and 380.9MB in the end (delta: -285.9MB). Peak memory consumption was 283.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants