./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal130.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_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/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_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal130.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/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_5a2a7041-6029-45c8-8308-8f42bec04635/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 34ec9c40f4fa7f6705c0c4aba648445920f2c04a0d69b52603dc657f13c7ae1c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:54:16,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:54:16,235 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 04:54:16,239 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:54:16,240 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:54:16,264 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:54:16,265 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:54:16,265 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:54:16,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:54:16,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:54:16,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:54:16,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:54:16,268 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:54:16,269 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:54:16,269 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:54:16,270 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:54:16,270 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:54:16,271 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:54:16,271 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:54:16,272 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:54:16,272 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:54:16,273 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:54:16,273 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:54:16,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:54:16,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:54:16,275 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:54:16,275 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:54:16,275 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:54:16,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:54:16,276 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:54:16,277 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_5a2a7041-6029-45c8-8308-8f42bec04635/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34ec9c40f4fa7f6705c0c4aba648445920f2c04a0d69b52603dc657f13c7ae1c [2023-12-03 04:54:16,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:54:16,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:54:16,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:54:16,521 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:54:16,522 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:54:16,523 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal130.c [2023-12-03 04:54:19,245 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:54:19,822 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:54:19,823 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal130.c [2023-12-03 04:54:19,881 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/data/23a014d6b/15d1701881e94c9c9384ec288dbbbc4f/FLAGfff195d9d [2023-12-03 04:54:19,895 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/data/23a014d6b/15d1701881e94c9c9384ec288dbbbc4f [2023-12-03 04:54:19,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:54:19,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:54:19,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:54:19,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:54:19,905 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:54:19,906 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:54:19" (1/1) ... [2023-12-03 04:54:19,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@439055e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:19, skipping insertion in model container [2023-12-03 04:54:19,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:54:19" (1/1) ... [2023-12-03 04:54:20,198 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:54:20,597 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_5a2a7041-6029-45c8-8308-8f42bec04635/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal130.c[1246,1259] [2023-12-03 04:54:22,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:54:22,210 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:54:22,218 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_5a2a7041-6029-45c8-8308-8f42bec04635/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal130.c[1246,1259] [2023-12-03 04:54:23,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:54:23,365 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:54:23,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:23 WrapperNode [2023-12-03 04:54:23,365 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:54:23,367 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:54:23,367 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:54:23,367 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:54:23,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:23" (1/1) ... [2023-12-03 04:54:23,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:23" (1/1) ... [2023-12-03 04:54:27,331 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 58246 [2023-12-03 04:54:27,332 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:54:27,332 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:54:27,333 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:54:27,333 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:54:27,342 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:23" (1/1) ... [2023-12-03 04:54:27,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:23" (1/1) ... [2023-12-03 04:54:28,346 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:23" (1/1) ... [2023-12-03 04:54:28,347 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:23" (1/1) ... [2023-12-03 04:54:29,251 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:23" (1/1) ... [2023-12-03 04:54:29,452 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:23" (1/1) ... [2023-12-03 04:54:29,679 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:23" (1/1) ... [2023-12-03 04:54:29,827 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:23" (1/1) ... [2023-12-03 04:54:30,564 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:54:30,565 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:54:30,565 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:54:30,565 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:54:30,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:23" (1/1) ... [2023-12-03 04:54:30,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:54:30,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:54:30,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:54:30,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:54:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:54:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:54:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:54:30,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:54:32,859 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:54:32,861 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:55:20,124 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:57:58,091 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:57:58,091 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:57:58,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:57:58 BoogieIcfgContainer [2023-12-03 04:57:58,093 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:57:58,094 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:57:58,094 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:57:58,102 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:57:58,102 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:57:58" (1/1) ... [2023-12-03 04:57:58,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:57:58,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:58,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 04:57:58,151 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 04:57:58,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:57:58,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:58,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:58:10,676 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 04:58:10,681 INFO L158 Benchmark]: Toolchain (without parser) took 230780.51ms. Allocated memory was 161.5MB in the beginning and 14.7GB in the end (delta: 14.5GB). Free memory was 94.1MB in the beginning and 11.2GB in the end (delta: -11.1GB). Peak memory consumption was 3.4GB. Max. memory is 16.1GB. [2023-12-03 04:58:10,681 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 123.7MB. Free memory is still 68.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:58:10,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3465.44ms. Allocated memory was 161.5MB in the beginning and 570.4MB in the end (delta: 408.9MB). Free memory was 93.7MB in the beginning and 221.0MB in the end (delta: -127.3MB). Peak memory consumption was 301.2MB. Max. memory is 16.1GB. [2023-12-03 04:58:10,682 INFO L158 Benchmark]: Boogie Procedure Inliner took 3965.13ms. Allocated memory was 570.4MB in the beginning and 4.1GB in the end (delta: 3.5GB). Free memory was 221.0MB in the beginning and 3.1GB in the end (delta: -2.9GB). Peak memory consumption was 669.5MB. Max. memory is 16.1GB. [2023-12-03 04:58:10,683 INFO L158 Benchmark]: Boogie Preprocessor took 3231.79ms. Allocated memory was 4.1GB in the beginning and 8.9GB in the end (delta: 4.8GB). Free memory was 3.1GB in the beginning and 7.5GB in the end (delta: -4.4GB). Peak memory consumption was 391.1MB. Max. memory is 16.1GB. [2023-12-03 04:58:10,684 INFO L158 Benchmark]: RCFGBuilder took 207528.47ms. Allocated memory was 8.9GB in the beginning and 14.6GB in the end (delta: 5.7GB). Free memory was 7.5GB in the beginning and 10.8GB in the end (delta: -3.3GB). Peak memory consumption was 7.3GB. Max. memory is 16.1GB. [2023-12-03 04:58:10,684 INFO L158 Benchmark]: CodeCheck took 12584.76ms. Allocated memory was 14.6GB in the beginning and 14.7GB in the end (delta: 86.0MB). Free memory was 10.8GB in the beginning and 11.2GB in the end (delta: -372.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:58:10,688 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 0.20ms. Allocated memory is still 123.7MB. Free memory is still 68.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3465.44ms. Allocated memory was 161.5MB in the beginning and 570.4MB in the end (delta: 408.9MB). Free memory was 93.7MB in the beginning and 221.0MB in the end (delta: -127.3MB). Peak memory consumption was 301.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3965.13ms. Allocated memory was 570.4MB in the beginning and 4.1GB in the end (delta: 3.5GB). Free memory was 221.0MB in the beginning and 3.1GB in the end (delta: -2.9GB). Peak memory consumption was 669.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3231.79ms. Allocated memory was 4.1GB in the beginning and 8.9GB in the end (delta: 4.8GB). Free memory was 3.1GB in the beginning and 7.5GB in the end (delta: -4.4GB). Peak memory consumption was 391.1MB. Max. memory is 16.1GB. * RCFGBuilder took 207528.47ms. Allocated memory was 8.9GB in the beginning and 14.6GB in the end (delta: 5.7GB). Free memory was 7.5GB in the beginning and 10.8GB in the end (delta: -3.3GB). Peak memory consumption was 7.3GB. Max. memory is 16.1GB. * CodeCheck took 12584.76ms. Allocated memory was 14.6GB in the beginning and 14.7GB in the end (delta: 86.0MB). Free memory was 10.8GB in the beginning and 11.2GB in the end (delta: -372.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:58:10,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/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_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/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_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal130.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/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_5a2a7041-6029-45c8-8308-8f42bec04635/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 34ec9c40f4fa7f6705c0c4aba648445920f2c04a0d69b52603dc657f13c7ae1c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:58:13,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:58:13,449 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 04:58:13,480 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:58:13,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:58:13,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:58:13,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:58:13,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:58:13,484 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:58:13,484 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:58:13,485 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:58:13,486 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:58:13,486 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:58:13,487 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:58:13,487 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:58:13,488 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:58:13,489 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:58:13,489 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:58:13,490 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:58:13,490 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:58:13,491 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:58:13,492 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:58:13,492 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:58:13,493 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:58:13,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:58:13,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:58:13,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:58:13,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:58:13,495 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:58:13,495 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:58:13,496 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:58:13,496 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:58:13,496 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:58:13,497 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:58:13,497 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_5a2a7041-6029-45c8-8308-8f42bec04635/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34ec9c40f4fa7f6705c0c4aba648445920f2c04a0d69b52603dc657f13c7ae1c [2023-12-03 04:58:13,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:58:13,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:58:13,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:58:13,815 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:58:13,815 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:58:13,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal130.c [2023-12-03 04:58:16,602 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:58:17,211 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:58:17,212 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal130.c [2023-12-03 04:58:17,289 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/data/f22d457b2/c5b3ea32ccf14760ba248d89692182de/FLAG63eab3366 [2023-12-03 04:58:17,304 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/data/f22d457b2/c5b3ea32ccf14760ba248d89692182de [2023-12-03 04:58:17,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:58:17,308 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:58:17,309 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:58:17,309 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:58:17,313 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:58:17,313 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:58:17" (1/1) ... [2023-12-03 04:58:17,315 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab2de8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:58:17, skipping insertion in model container [2023-12-03 04:58:17,315 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:58:17" (1/1) ... [2023-12-03 04:58:17,547 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:58:17,911 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_5a2a7041-6029-45c8-8308-8f42bec04635/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal130.c[1246,1259] [2023-12-03 04:58:19,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:58:19,194 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:58:19,206 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_5a2a7041-6029-45c8-8308-8f42bec04635/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal130.c[1246,1259] [2023-12-03 04:58:20,207 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:58:20,218 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:58:20,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:58:20 WrapperNode [2023-12-03 04:58:20,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:58:20,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:58:20,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:58:20,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:58:20,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:58:20" (1/1) ... [2023-12-03 04:58:20,372 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:58:20" (1/1) ... [2023-12-03 04:58:20,857 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18761 [2023-12-03 04:58:20,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:58:20,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:58:20,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:58:20,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:58:20,867 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:58:20" (1/1) ... [2023-12-03 04:58:20,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:58:20" (1/1) ... [2023-12-03 04:58:21,070 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:58:20" (1/1) ... [2023-12-03 04:58:21,070 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:58:20" (1/1) ... [2023-12-03 04:58:21,395 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:58:20" (1/1) ... [2023-12-03 04:58:21,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:58:20" (1/1) ... [2023-12-03 04:58:21,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:58:20" (1/1) ... [2023-12-03 04:58:21,559 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:58:20" (1/1) ... [2023-12-03 04:58:21,679 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:58:21,680 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:58:21,680 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:58:21,681 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:58:21,681 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:58:20" (1/1) ... [2023-12-03 04:58:21,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:58:21,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:58:21,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:58:21,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:58:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:58:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:58:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:58:21,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:58:23,530 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:58:23,532 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 05:01:15,276 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 05:01:16,008 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 05:01:16,008 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 05:01:16,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:01:16 BoogieIcfgContainer [2023-12-03 05:01:16,010 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 05:01:16,010 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 05:01:16,010 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 05:01:16,018 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 05:01:16,018 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:01:16" (1/1) ... [2023-12-03 05:01:16,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 05:01:16,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:16,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 05:01:16,070 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 05:01:16,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 05:01:16,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:16,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:01:16,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:01:16,074 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:01:16,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 05:01:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:19,869 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 05:01:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:20,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 05:01:20,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:21,073 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 05:01:21,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 05:01:32,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.84s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:01:42,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:01:42,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:42,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 05:01:42,675 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 05:01:42,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 05:01:42,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:42,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:01:42,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:01:42,677 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:01:42,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 05:02:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:09,428 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 05:02:15,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:15,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 16025 conjuncts, 338 conjunts are in the unsatisfiable core [2023-12-03 05:02:15,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:22,971 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 05:02:23,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 05:02:36,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.94s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:02:50,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.84s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:03:00,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:03:10,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:03:23,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.83s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:03:35,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:03:45,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:03:47,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:03:47,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:47,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-12-03 05:03:47,353 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-12-03 05:03:47,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 05:03:47,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:47,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:03:47,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:03:47,354 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:03:47,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a2a7041-6029-45c8-8308-8f42bec04635/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process