./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/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_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/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_84204a24-e390-4e7f-a755-d55b9b46fe45/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 4dc4211f2b8131a829ff8e1fa12908da9356d5cadf0e7b793aab2903e0fde547 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:40:39,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:40:39,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 00:40:39,467 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:40:39,468 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:40:39,489 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:40:39,490 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:40:39,490 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:40:39,491 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:40:39,492 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:40:39,492 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:40:39,493 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:40:39,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:40:39,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:40:39,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:40:39,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:40:39,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:40:39,496 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:40:39,496 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:40:39,497 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:40:39,497 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:40:39,500 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:40:39,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:40:39,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:40:39,502 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:40:39,502 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:40:39,503 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:40:39,503 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:40:39,504 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:40:39,504 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:40:39,504 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_84204a24-e390-4e7f-a755-d55b9b46fe45/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4dc4211f2b8131a829ff8e1fa12908da9356d5cadf0e7b793aab2903e0fde547 [2023-12-03 00:40:39,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:40:39,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:40:39,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:40:39,753 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:40:39,754 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:40:39,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c [2023-12-03 00:40:42,477 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:40:42,731 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:40:42,732 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c [2023-12-03 00:40:42,750 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/data/9fcdbe94c/ef20efac59cf491f90159138f980478f/FLAGfe19997d9 [2023-12-03 00:40:42,763 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/data/9fcdbe94c/ef20efac59cf491f90159138f980478f [2023-12-03 00:40:42,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:40:42,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:40:42,767 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:40:42,767 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:40:42,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:40:42,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:40:42" (1/1) ... [2023-12-03 00:40:42,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b08a350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:42, skipping insertion in model container [2023-12-03 00:40:42,773 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:40:42" (1/1) ... [2023-12-03 00:40:42,828 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:40:42,985 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_84204a24-e390-4e7f-a755-d55b9b46fe45/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c[1245,1258] [2023-12-03 00:40:43,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:40:43,328 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:40:43,341 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_84204a24-e390-4e7f-a755-d55b9b46fe45/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c[1245,1258] [2023-12-03 00:40:43,497 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:40:43,509 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:40:43,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:43 WrapperNode [2023-12-03 00:40:43,510 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:40:43,511 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:40:43,511 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:40:43,511 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:40:43,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:43" (1/1) ... [2023-12-03 00:40:43,568 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:43" (1/1) ... [2023-12-03 00:40:43,948 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4089 [2023-12-03 00:40:43,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:40:43,949 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:40:43,949 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:40:43,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:40:43,959 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:43" (1/1) ... [2023-12-03 00:40:43,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:43" (1/1) ... [2023-12-03 00:40:44,070 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:43" (1/1) ... [2023-12-03 00:40:44,071 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:43" (1/1) ... [2023-12-03 00:40:44,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:43" (1/1) ... [2023-12-03 00:40:44,316 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:43" (1/1) ... [2023-12-03 00:40:44,387 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:43" (1/1) ... [2023-12-03 00:40:44,406 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:43" (1/1) ... [2023-12-03 00:40:44,484 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:40:44,485 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:40:44,485 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:40:44,485 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:40:44,486 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:43" (1/1) ... [2023-12-03 00:40:44,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:40:44,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:40:44,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:40:44,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:40:44,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:40:44,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:40:44,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:40:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:40:44,858 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:40:44,861 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:40:47,790 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:40:52,952 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:40:52,953 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:40:52,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:40:52 BoogieIcfgContainer [2023-12-03 00:40:52,954 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:40:52,955 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:40:52,956 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:40:52,965 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:40:52,966 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:40:52" (1/1) ... [2023-12-03 00:40:52,975 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:40:53,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:40:53,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 00:40:53,035 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 00:40:53,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:40:53,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:40:53,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:41:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:41:25,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 00:41:43,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:41:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 00:41:53,758 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 00:41:53,762 INFO L158 Benchmark]: Toolchain (without parser) took 70995.21ms. Allocated memory was 132.1MB in the beginning and 3.3GB in the end (delta: 3.2GB). Free memory was 88.9MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 454.5MB. Max. memory is 16.1GB. [2023-12-03 00:41:53,763 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 132.1MB. Free memory was 102.4MB in the beginning and 102.4MB in the end (delta: 24.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:41:53,763 INFO L158 Benchmark]: CACSL2BoogieTranslator took 742.76ms. Allocated memory was 132.1MB in the beginning and 172.0MB in the end (delta: 39.8MB). Free memory was 88.6MB in the beginning and 101.2MB in the end (delta: -12.7MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2023-12-03 00:41:53,764 INFO L158 Benchmark]: Boogie Procedure Inliner took 437.87ms. Allocated memory is still 172.0MB. Free memory was 101.2MB in the beginning and 66.0MB in the end (delta: 35.3MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. [2023-12-03 00:41:53,765 INFO L158 Benchmark]: Boogie Preprocessor took 535.45ms. Allocated memory was 172.0MB in the beginning and 289.4MB in the end (delta: 117.4MB). Free memory was 66.0MB in the beginning and 163.3MB in the end (delta: -97.4MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2023-12-03 00:41:53,766 INFO L158 Benchmark]: RCFGBuilder took 8469.51ms. Allocated memory was 289.4MB in the beginning and 1.2GB in the end (delta: 952.1MB). Free memory was 163.3MB in the beginning and 872.3MB in the end (delta: -708.9MB). Peak memory consumption was 487.5MB. Max. memory is 16.1GB. [2023-12-03 00:41:53,767 INFO L158 Benchmark]: CodeCheck took 60805.13ms. Allocated memory was 1.2GB in the beginning and 3.3GB in the end (delta: 2.1GB). Free memory was 872.3MB in the beginning and 2.8GB in the end (delta: -1.9GB). Peak memory consumption was 130.1MB. Max. memory is 16.1GB. [2023-12-03 00:41:53,771 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 0.22ms. Allocated memory is still 132.1MB. Free memory was 102.4MB in the beginning and 102.4MB in the end (delta: 24.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 742.76ms. Allocated memory was 132.1MB in the beginning and 172.0MB in the end (delta: 39.8MB). Free memory was 88.6MB in the beginning and 101.2MB in the end (delta: -12.7MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 437.87ms. Allocated memory is still 172.0MB. Free memory was 101.2MB in the beginning and 66.0MB in the end (delta: 35.3MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 535.45ms. Allocated memory was 172.0MB in the beginning and 289.4MB in the end (delta: 117.4MB). Free memory was 66.0MB in the beginning and 163.3MB in the end (delta: -97.4MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * RCFGBuilder took 8469.51ms. Allocated memory was 289.4MB in the beginning and 1.2GB in the end (delta: 952.1MB). Free memory was 163.3MB in the beginning and 872.3MB in the end (delta: -708.9MB). Peak memory consumption was 487.5MB. Max. memory is 16.1GB. * CodeCheck took 60805.13ms. Allocated memory was 1.2GB in the beginning and 3.3GB in the end (delta: 2.1GB). Free memory was 872.3MB in the beginning and 2.8GB in the end (delta: -1.9GB). Peak memory consumption was 130.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:41:53,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/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_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/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_84204a24-e390-4e7f-a755-d55b9b46fe45/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 4dc4211f2b8131a829ff8e1fa12908da9356d5cadf0e7b793aab2903e0fde547 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:41:55,826 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:41:55,899 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 00:41:55,930 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:41:55,932 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:41:55,932 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:41:55,933 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:41:55,933 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:41:55,934 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:41:55,934 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:41:55,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:41:55,935 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:41:55,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:41:55,936 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:41:55,937 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:41:55,937 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:41:55,938 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:41:55,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:41:55,939 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:41:55,940 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:41:55,940 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:41:55,941 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:41:55,941 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:41:55,942 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:41:55,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:41:55,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:41:55,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:41:55,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:41:55,944 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:41:55,945 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:41:55,945 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:41:55,946 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:41:55,946 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:41:55,946 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:41:55,946 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_84204a24-e390-4e7f-a755-d55b9b46fe45/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4dc4211f2b8131a829ff8e1fa12908da9356d5cadf0e7b793aab2903e0fde547 [2023-12-03 00:41:56,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:41:56,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:41:56,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:41:56,259 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:41:56,261 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:41:56,263 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c [2023-12-03 00:41:59,007 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:41:59,278 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:41:59,279 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c [2023-12-03 00:41:59,296 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/data/e0060ffb8/8d938fc562884448bf9d38f96f7114ff/FLAG7312a029e [2023-12-03 00:41:59,312 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/data/e0060ffb8/8d938fc562884448bf9d38f96f7114ff [2023-12-03 00:41:59,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:41:59,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:41:59,318 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:41:59,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:41:59,324 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:41:59,324 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:41:59" (1/1) ... [2023-12-03 00:41:59,326 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d32eb40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:41:59, skipping insertion in model container [2023-12-03 00:41:59,326 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:41:59" (1/1) ... [2023-12-03 00:41:59,407 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:41:59,588 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_84204a24-e390-4e7f-a755-d55b9b46fe45/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c[1245,1258] [2023-12-03 00:41:59,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:41:59,835 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:41:59,848 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_84204a24-e390-4e7f-a755-d55b9b46fe45/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c[1245,1258] [2023-12-03 00:41:59,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:41:59,968 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:41:59,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:41:59 WrapperNode [2023-12-03 00:41:59,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:41:59,970 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:41:59,970 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:41:59,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:41:59,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:41:59" (1/1) ... [2023-12-03 00:42:00,014 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:41:59" (1/1) ... [2023-12-03 00:42:00,102 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1457 [2023-12-03 00:42:00,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:42:00,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:42:00,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:42:00,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:42:00,113 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:41:59" (1/1) ... [2023-12-03 00:42:00,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:41:59" (1/1) ... [2023-12-03 00:42:00,124 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:41:59" (1/1) ... [2023-12-03 00:42:00,125 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:41:59" (1/1) ... [2023-12-03 00:42:00,170 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:41:59" (1/1) ... [2023-12-03 00:42:00,176 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:41:59" (1/1) ... [2023-12-03 00:42:00,185 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:41:59" (1/1) ... [2023-12-03 00:42:00,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:41:59" (1/1) ... [2023-12-03 00:42:00,213 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:42:00,214 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:42:00,214 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:42:00,214 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:42:00,215 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:41:59" (1/1) ... [2023-12-03 00:42:00,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:42:00,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:42:00,246 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:42:00,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:42:00,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:42:00,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:42:00,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:42:00,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:42:00,590 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:42:00,592 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:42:02,411 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:42:02,514 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:42:02,514 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:42:02,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:42:02 BoogieIcfgContainer [2023-12-03 00:42:02,516 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:42:02,517 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:42:02,517 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:42:02,526 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:42:02,526 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:42:02" (1/1) ... [2023-12-03 00:42:02,535 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:42:02,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:42:02,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 00:42:02,586 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 00:42:02,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:42:02,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:42:02,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:42:02,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:42:02,590 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:42:02,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 00:42:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:42:03,420 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:42:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:42:03,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 00:42:03,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:42:03,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:42:03,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 00:42:04,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:42:04,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 00:42:04,634 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 00:42:04,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:42:04,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:42:04,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:42:04,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:42:04,635 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:42:04,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 00:42:07,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:42:07,212 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:42:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:42:07,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 1908 conjuncts, 78 conjunts are in the unsatisfiable core [2023-12-03 00:42:07,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:42:09,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:42:09,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 00:42:11,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:42:11,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-12-03 00:42:11,023 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-12-03 00:42:11,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:42:11,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:42:11,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:42:11,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:42:11,024 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:42:11,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 00:42:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:42:21,533 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:42:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:42:22,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 3016 conjuncts, 275 conjunts are in the unsatisfiable core [2023-12-03 00:42:22,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:42:37,500 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:42:37,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 00:42:43,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:42:43,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2023-12-03 00:42:43,088 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2023-12-03 00:42:43,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:42:43,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:42:43,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:42:43,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:42:43,091 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:42:43,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 00:43:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:43:07,877 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:43:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:43:10,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 4124 conjuncts, 550 conjunts are in the unsatisfiable core [2023-12-03 00:43:10,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:44:12,599 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:44:12,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 00:44:31,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:44:31,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 25 states and 48 transitions. [2023-12-03 00:44:31,522 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 48 transitions. [2023-12-03 00:44:31,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 00:44:31,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:44:31,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:44:31,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:44:31,524 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:44:31,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 00:46:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:46:21,402 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:46:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:46:24,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 5232 conjuncts, 745 conjunts are in the unsatisfiable core [2023-12-03 00:46:24,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:47:21,275 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:47:21,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 00:47:52,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:47:52,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 31 states and 63 transitions. [2023-12-03 00:47:52,081 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 63 transitions. [2023-12-03 00:47:52,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 00:47:52,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:47:52,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:47:52,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:47:52,083 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:47:52,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 00:49:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:44,349 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:49:50,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:50,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 5232 conjuncts, 968 conjunts are in the unsatisfiable core [2023-12-03 00:49:50,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:53,813 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:52:53,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 00:53:22,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:53:22,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2023-12-03 00:53:22,963 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2023-12-03 00:53:22,963 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 00:53:22,963 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2023-12-03 00:53:22,971 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 00:53:24,704 INFO L560 CodeCheckObserver]: Invariant with dag size 112 [2023-12-03 00:53:24,717 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists ULTIMATE.start_main_~var_278_arg_2~0#1 : bv8 :: !(3bv32 == ~zero_extend~32~16(~bvand~32(~zero_extend~32~16(~zero_extend~32~16(~bvor~32(~zero_extend~32~16(~bvand~32(~zero_extend~32~16(~zero_extend~32~16(ULTIMATE.start_main_~var_278_arg_2~0#1)[7:0]), 3bv32)[7:0]), 0bv32)[7:0])[7:0]), 255bv32)[7:0])) && ~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~bvadd~32(~zero_extend~32~16(~bvand~32(~zero_extend~32~16(~zero_extend~32~16(~bvor~32(~zero_extend~32~16(~bvand~32(~zero_extend~32~16(~zero_extend~32~16(ULTIMATE.start_main_~var_278_arg_2~0#1)[7:0]), 3bv32)[7:0]), 0bv32)[7:0])[7:0]), 255bv32)[7:0]), 1bv32)[7:0])[7:0])[7:0])[7:0])[7:0])[7:0])[7:0])[7:0])[7:0] == ~state_32~0) could not be translated [2023-12-03 00:53:24,719 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists ULTIMATE.start_main_~var_36_arg_2~0#1 : bv8 :: ~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(ULTIMATE.start_main_~var_36_arg_2~0#1)[7:0])[7:0])[7:0])[7:0] == ~state_300~0 && ~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(ULTIMATE.start_main_~var_36_arg_2~0#1)[7:0])[7:0])[7:0])[7:0] == ~state_32~0) could not be translated [2023-12-03 00:53:24,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:53:24 ImpRootNode [2023-12-03 00:53:24,721 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:53:24,721 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:53:24,721 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:53:24,722 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:53:24,722 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:42:02" (3/4) ... [2023-12-03 00:53:24,724 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 00:53:24,747 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-12-03 00:53:24,750 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-12-03 00:53:24,753 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-03 00:53:24,756 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 00:53:24,759 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 00:53:24,978 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 00:53:24,979 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 00:53:24,979 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:53:24,980 INFO L158 Benchmark]: Toolchain (without parser) took 685662.68ms. Allocated memory was 65.0MB in the beginning and 1.2GB in the end (delta: 1.2GB). Free memory was 27.5MB in the beginning and 1.0GB in the end (delta: -990.9MB). Peak memory consumption was 164.0MB. Max. memory is 16.1GB. [2023-12-03 00:53:24,980 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 65.0MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:53:24,981 INFO L158 Benchmark]: CACSL2BoogieTranslator took 650.98ms. Allocated memory was 65.0MB in the beginning and 113.2MB in the end (delta: 48.2MB). Free memory was 27.3MB in the beginning and 71.5MB in the end (delta: -44.2MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-12-03 00:53:24,981 INFO L158 Benchmark]: Boogie Procedure Inliner took 132.00ms. Allocated memory is still 113.2MB. Free memory was 71.0MB in the beginning and 59.5MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 00:53:24,982 INFO L158 Benchmark]: Boogie Preprocessor took 110.18ms. Allocated memory is still 113.2MB. Free memory was 59.5MB in the beginning and 52.2MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 00:53:24,982 INFO L158 Benchmark]: RCFGBuilder took 2302.09ms. Allocated memory was 113.2MB in the beginning and 144.7MB in the end (delta: 31.5MB). Free memory was 52.2MB in the beginning and 65.2MB in the end (delta: -13.1MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2023-12-03 00:53:24,983 INFO L158 Benchmark]: CodeCheck took 682204.19ms. Allocated memory was 144.7MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 65.2MB in the beginning and 1.0GB in the end (delta: -975.2MB). Peak memory consumption was 757.4MB. Max. memory is 16.1GB. [2023-12-03 00:53:24,983 INFO L158 Benchmark]: Witness Printer took 257.65ms. Allocated memory is still 1.2GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 00:53:24,985 INFO L338 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: 680.4s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 154 SdHoareTripleChecker+Valid, 44.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 116 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 43.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 194 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 772 IncrementalHoareTripleChecker+Invalid, 966 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 194 mSolverCounterUnsat, 6 mSDtfsCounter, 772 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 815 GetRequests, 612 SyntacticMatches, 11 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19444 ImplicationChecksByTransitivity, 101.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.4s SsaConstructionTime, 11.4s SatisfiabilityAnalysisTime, 319.2s InterpolantComputationTime, 66 NumberOfCodeBlocks, 66 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 60 ConstructedInterpolants, 27 QuantifiedInterpolants, 8083 SizeOfPredicates, 2762 NumberOfNonLiveVariables, 20312 ConjunctsInSsa, 2632 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 4/76 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: ((((((((((((((((var_395 == 3) && (1 == mask_SORT_1)) && (var_27 == 0)) && (var_31 == 0)) && (mask_SORT_6 == 3)) && (((1 + mask_SORT_17) % 256) == 0)) && (0 == var_279)) && (7 == mask_SORT_8)) && (1 == var_45)) && (2 == var_72)) && (0 == state_28)) && (var_37 == 0)) && (15 == mask_SORT_105)) && (1 == var_74)) || (((((((((((((((var_395 == 3) && (1 == mask_SORT_1)) && (1 == state_28)) && (var_27 == 0)) && (var_31 == 0)) && (mask_SORT_6 == 3)) && (((1 + mask_SORT_17) % 256) == 0)) && (0 == var_279)) && (7 == mask_SORT_8)) && (1 == var_45)) && (0 == state_34)) && (2 == var_72)) && (var_37 == 0)) && (15 == mask_SORT_105)) && (1 == var_74))) || (((((((((((((((var_395 == 3) && (1 == mask_SORT_1)) && (1 == state_28)) && (1 == state_34)) && (var_27 == 0)) && (var_31 == 0)) && (mask_SORT_6 == 3)) && (((1 + mask_SORT_17) % 256) == 0)) && (0 == var_279)) && (7 == mask_SORT_8)) && (1 == var_45)) && (2 == var_72)) && (var_37 == 0)) && (15 == mask_SORT_105)) && (1 == var_74))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 65.0MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 650.98ms. Allocated memory was 65.0MB in the beginning and 113.2MB in the end (delta: 48.2MB). Free memory was 27.3MB in the beginning and 71.5MB in the end (delta: -44.2MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 132.00ms. Allocated memory is still 113.2MB. Free memory was 71.0MB in the beginning and 59.5MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.18ms. Allocated memory is still 113.2MB. Free memory was 59.5MB in the beginning and 52.2MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2302.09ms. Allocated memory was 113.2MB in the beginning and 144.7MB in the end (delta: 31.5MB). Free memory was 52.2MB in the beginning and 65.2MB in the end (delta: -13.1MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * CodeCheck took 682204.19ms. Allocated memory was 144.7MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 65.2MB in the beginning and 1.0GB in the end (delta: -975.2MB). Peak memory consumption was 757.4MB. Max. memory is 16.1GB. * Witness Printer took 257.65ms. Allocated memory is still 1.2GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists ULTIMATE.start_main_~var_278_arg_2~0#1 : bv8 :: !(3bv32 == ~zero_extend~32~16(~bvand~32(~zero_extend~32~16(~zero_extend~32~16(~bvor~32(~zero_extend~32~16(~bvand~32(~zero_extend~32~16(~zero_extend~32~16(ULTIMATE.start_main_~var_278_arg_2~0#1)[7:0]), 3bv32)[7:0]), 0bv32)[7:0])[7:0]), 255bv32)[7:0])) && ~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~bvadd~32(~zero_extend~32~16(~bvand~32(~zero_extend~32~16(~zero_extend~32~16(~bvor~32(~zero_extend~32~16(~bvand~32(~zero_extend~32~16(~zero_extend~32~16(ULTIMATE.start_main_~var_278_arg_2~0#1)[7:0]), 3bv32)[7:0]), 0bv32)[7:0])[7:0]), 255bv32)[7:0]), 1bv32)[7:0])[7:0])[7:0])[7:0])[7:0])[7:0])[7:0])[7:0])[7:0] == ~state_32~0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists ULTIMATE.start_main_~var_36_arg_2~0#1 : bv8 :: ~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(ULTIMATE.start_main_~var_36_arg_2~0#1)[7:0])[7:0])[7:0])[7:0] == ~state_300~0 && ~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(~zero_extend~32~16(ULTIMATE.start_main_~var_36_arg_2~0#1)[7:0])[7:0])[7:0])[7:0] == ~state_32~0) could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-03 00:53:25,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84204a24-e390-4e7f-a755-d55b9b46fe45/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE