./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal114.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/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_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal114.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/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_0a6cd930-ae18-4fef-8550-70228492abec/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 7aa69e079f760b71dba3a34aed772d314a94a942deb5b7e887a70ed11889f27b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:18:36,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:18:36,517 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 04:18:36,523 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:18:36,524 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:18:36,569 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:18:36,570 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:18:36,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:18:36,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:18:36,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:18:36,574 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:18:36,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:18:36,575 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:18:36,575 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:18:36,576 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:18:36,577 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:18:36,577 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:18:36,578 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:18:36,578 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:18:36,579 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:18:36,580 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:18:36,580 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:18:36,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:18:36,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:18:36,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:18:36,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:18:36,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:18:36,583 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:18:36,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:18:36,584 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:18:36,584 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_0a6cd930-ae18-4fef-8550-70228492abec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7aa69e079f760b71dba3a34aed772d314a94a942deb5b7e887a70ed11889f27b [2023-12-03 04:18:36,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:18:36,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:18:36,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:18:36,916 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:18:36,917 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:18:36,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal114.c [2023-12-03 04:18:39,756 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:18:40,397 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:18:40,397 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal114.c [2023-12-03 04:18:40,459 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/data/64c9488a8/25809d2364c44914aa0aabb8b8e96931/FLAG3dd0cdbc2 [2023-12-03 04:18:40,474 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/data/64c9488a8/25809d2364c44914aa0aabb8b8e96931 [2023-12-03 04:18:40,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:18:40,480 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:18:40,481 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:18:40,482 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:18:40,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:18:40,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:18:40" (1/1) ... [2023-12-03 04:18:40,489 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@768606e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:40, skipping insertion in model container [2023-12-03 04:18:40,490 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:18:40" (1/1) ... [2023-12-03 04:18:40,796 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:18:41,276 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_0a6cd930-ae18-4fef-8550-70228492abec/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal114.c[1246,1259] [2023-12-03 04:18:43,196 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:18:43,208 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:18:43,222 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_0a6cd930-ae18-4fef-8550-70228492abec/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal114.c[1246,1259] [2023-12-03 04:18:44,324 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:18:44,340 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:18:44,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:44 WrapperNode [2023-12-03 04:18:44,341 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:18:44,342 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:18:44,343 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:18:44,343 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:18:44,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:44" (1/1) ... [2023-12-03 04:18:44,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:44" (1/1) ... [2023-12-03 04:18:48,449 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57384 [2023-12-03 04:18:48,450 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:18:48,450 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:18:48,451 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:18:48,451 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:18:48,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:44" (1/1) ... [2023-12-03 04:18:48,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:44" (1/1) ... [2023-12-03 04:18:49,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:44" (1/1) ... [2023-12-03 04:18:49,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:44" (1/1) ... [2023-12-03 04:18:50,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:44" (1/1) ... [2023-12-03 04:18:50,544 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:44" (1/1) ... [2023-12-03 04:18:50,784 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:44" (1/1) ... [2023-12-03 04:18:50,907 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:44" (1/1) ... [2023-12-03 04:18:51,658 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:18:51,659 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:18:51,659 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:18:51,659 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:18:51,659 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:18:44" (1/1) ... [2023-12-03 04:18:51,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:18:51,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:18:51,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:18:51,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:18:51,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:18:51,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:18:51,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:18:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:18:53,861 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:18:53,863 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:19:24,180 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:22:33,617 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:22:33,618 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:22:33,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:22:33 BoogieIcfgContainer [2023-12-03 04:22:33,620 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:22:33,621 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:22:33,621 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:22:33,630 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:22:33,631 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:22:33" (1/1) ... [2023-12-03 04:22:33,639 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:22:33,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:33,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 04:22:33,681 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 04:22:33,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:22:33,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:33,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:45,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:22:45,869 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 04:22:45,873 INFO L158 Benchmark]: Toolchain (without parser) took 245392.69ms. Allocated memory was 144.7MB in the beginning and 14.3GB in the end (delta: 14.2GB). Free memory was 83.7MB in the beginning and 10.5GB in the end (delta: -10.5GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2023-12-03 04:22:45,874 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 119.5MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:22:45,875 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3860.23ms. Allocated memory was 144.7MB in the beginning and 503.3MB in the end (delta: 358.6MB). Free memory was 83.1MB in the beginning and 207.9MB in the end (delta: -124.9MB). Peak memory consumption was 319.0MB. Max. memory is 16.1GB. [2023-12-03 04:22:45,876 INFO L158 Benchmark]: Boogie Procedure Inliner took 4107.52ms. Allocated memory was 503.3MB in the beginning and 3.5GB in the end (delta: 3.0GB). Free memory was 207.9MB in the beginning and 2.5GB in the end (delta: -2.3GB). Peak memory consumption was 784.3MB. Max. memory is 16.1GB. [2023-12-03 04:22:45,876 INFO L158 Benchmark]: Boogie Preprocessor took 3207.48ms. Allocated memory was 3.5GB in the beginning and 8.5GB in the end (delta: 5.0GB). Free memory was 2.5GB in the beginning and 7.2GB in the end (delta: -4.7GB). Peak memory consumption was 385.9MB. Max. memory is 16.1GB. [2023-12-03 04:22:45,877 INFO L158 Benchmark]: RCFGBuilder took 221961.18ms. Allocated memory was 8.5GB in the beginning and 14.3GB in the end (delta: 5.8GB). Free memory was 7.2GB in the beginning and 10.8GB in the end (delta: -3.6GB). Peak memory consumption was 6.4GB. Max. memory is 16.1GB. [2023-12-03 04:22:45,878 INFO L158 Benchmark]: CodeCheck took 12251.04ms. Allocated memory is still 14.3GB. Free memory was 10.8GB in the beginning and 10.5GB in the end (delta: 287.3MB). Peak memory consumption was 287.3MB. Max. memory is 16.1GB. [2023-12-03 04:22:45,881 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 119.5MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3860.23ms. Allocated memory was 144.7MB in the beginning and 503.3MB in the end (delta: 358.6MB). Free memory was 83.1MB in the beginning and 207.9MB in the end (delta: -124.9MB). Peak memory consumption was 319.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 4107.52ms. Allocated memory was 503.3MB in the beginning and 3.5GB in the end (delta: 3.0GB). Free memory was 207.9MB in the beginning and 2.5GB in the end (delta: -2.3GB). Peak memory consumption was 784.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3207.48ms. Allocated memory was 3.5GB in the beginning and 8.5GB in the end (delta: 5.0GB). Free memory was 2.5GB in the beginning and 7.2GB in the end (delta: -4.7GB). Peak memory consumption was 385.9MB. Max. memory is 16.1GB. * RCFGBuilder took 221961.18ms. Allocated memory was 8.5GB in the beginning and 14.3GB in the end (delta: 5.8GB). Free memory was 7.2GB in the beginning and 10.8GB in the end (delta: -3.6GB). Peak memory consumption was 6.4GB. Max. memory is 16.1GB. * CodeCheck took 12251.04ms. Allocated memory is still 14.3GB. Free memory was 10.8GB in the beginning and 10.5GB in the end (delta: 287.3MB). Peak memory consumption was 287.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:22:46,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/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_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal114.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/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_0a6cd930-ae18-4fef-8550-70228492abec/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 7aa69e079f760b71dba3a34aed772d314a94a942deb5b7e887a70ed11889f27b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:22:48,562 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:22:48,639 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 04:22:48,671 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:22:48,672 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:22:48,672 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:22:48,673 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:22:48,674 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:22:48,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:22:48,675 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:22:48,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:22:48,676 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:22:48,677 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:22:48,677 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:22:48,678 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:22:48,678 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:22:48,679 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:22:48,680 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:22:48,680 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:22:48,681 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:22:48,681 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:22:48,682 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:22:48,682 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:48,682 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:22:48,683 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:22:48,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:22:48,684 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:22:48,685 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:22:48,685 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:22:48,686 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:22:48,686 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:48,687 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:22:48,687 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:22:48,687 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:22:48,687 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_0a6cd930-ae18-4fef-8550-70228492abec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7aa69e079f760b71dba3a34aed772d314a94a942deb5b7e887a70ed11889f27b [2023-12-03 04:22:48,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:22:48,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:22:48,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:22:48,989 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:22:48,989 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:22:48,990 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal114.c [2023-12-03 04:22:51,767 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:22:52,459 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:22:52,459 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal114.c [2023-12-03 04:22:52,543 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/data/9ce85ca1b/5152aeda80fd47eeaeb9fc3c9726f789/FLAGfdcc60ac7 [2023-12-03 04:22:52,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/data/9ce85ca1b/5152aeda80fd47eeaeb9fc3c9726f789 [2023-12-03 04:22:52,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:22:52,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:22:52,563 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:22:52,563 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:22:52,568 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:22:52,569 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:22:52" (1/1) ... [2023-12-03 04:22:52,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@467eff68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:52, skipping insertion in model container [2023-12-03 04:22:52,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:22:52" (1/1) ... [2023-12-03 04:22:52,805 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:22:53,174 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_0a6cd930-ae18-4fef-8550-70228492abec/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal114.c[1246,1259] [2023-12-03 04:22:54,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:22:54,500 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:22:54,512 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_0a6cd930-ae18-4fef-8550-70228492abec/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal114.c[1246,1259] [2023-12-03 04:22:55,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:22:55,503 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:22:55,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:55 WrapperNode [2023-12-03 04:22:55,504 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:22:55,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:22:55,505 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:22:55,505 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:22:55,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:55" (1/1) ... [2023-12-03 04:22:55,670 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:55" (1/1) ... [2023-12-03 04:22:56,238 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18601 [2023-12-03 04:22:56,238 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:22:56,239 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:22:56,239 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:22:56,240 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:22:56,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:55" (1/1) ... [2023-12-03 04:22:56,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:55" (1/1) ... [2023-12-03 04:22:56,408 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:55" (1/1) ... [2023-12-03 04:22:56,408 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:55" (1/1) ... [2023-12-03 04:22:56,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:55" (1/1) ... [2023-12-03 04:22:56,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:55" (1/1) ... [2023-12-03 04:22:56,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:55" (1/1) ... [2023-12-03 04:22:56,898 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:55" (1/1) ... [2023-12-03 04:22:57,007 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:22:57,008 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:22:57,008 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:22:57,009 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:22:57,009 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:22:55" (1/1) ... [2023-12-03 04:22:57,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:22:57,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:22:57,040 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:22:57,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:22:57,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:22:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:22:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:22:57,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:22:59,140 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:22:59,143 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:27:15,380 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:27:16,094 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:27:16,094 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:27:16,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:27:16 BoogieIcfgContainer [2023-12-03 04:27:16,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:27:16,097 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:27:16,098 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:27:16,109 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:27:16,109 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:27:16" (1/1) ... [2023-12-03 04:27:16,119 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:27:16,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:16,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 04:27:16,176 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 04:27:16,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:27:16,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:16,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:27:16,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:27:16,201 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:27:16,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:27:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:20,095 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:27:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:20,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 04:27:21,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:27:21,276 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 04:27:21,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:27:32,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:27:42,670 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 04:27:43,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:43,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 04:27:43,289 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 04:27:43,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:27:43,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:43,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:27:43,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:27:43,292 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:27:43,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:28:20,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:20,446 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:28:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:28,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 15771 conjuncts, 205 conjunts are in the unsatisfiable core [2023-12-03 04:28:28,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:32,993 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 04:28:33,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:28:34,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:28:46,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:29:00,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:29:10,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:29:20,561 WARN L539 Checker$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 04:29:33,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.93s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:29:35,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:29:45,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:29:55,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:29:58,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:29:58,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:58,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-12-03 04:29:58,362 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-12-03 04:29:58,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:29:58,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:58,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:29:58,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:29:58,364 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:29:58,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a6cd930-ae18-4fef-8550-70228492abec/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process