./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.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_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/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_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/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_4604c829-b701-4313-a53a-374953624868/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 0c6bbc64efe7618459d561ffeb74d083d28225e32d0224841d795b73bd75652d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:38:57,029 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:38:57,095 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 04:38:57,100 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:38:57,101 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:38:57,129 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:38:57,130 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:38:57,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:38:57,131 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:38:57,131 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:38:57,132 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:38:57,132 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:38:57,133 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:38:57,133 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:38:57,134 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:38:57,134 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:38:57,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:38:57,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:38:57,136 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:38:57,136 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:38:57,137 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:38:57,138 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:38:57,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:38:57,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:38:57,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:38:57,139 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:38:57,140 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:38:57,140 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:38:57,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:38:57,141 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:38:57,141 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_4604c829-b701-4313-a53a-374953624868/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c6bbc64efe7618459d561ffeb74d083d28225e32d0224841d795b73bd75652d [2023-12-03 04:38:57,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:38:57,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:38:57,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:38:57,392 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:38:57,393 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:38:57,394 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c [2023-12-03 04:39:00,148 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:39:00,618 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:39:00,619 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c [2023-12-03 04:39:00,660 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/data/0bcf6dd71/711eb2068cf6427bb2479411d6d5a983/FLAG5f86dd1eb [2023-12-03 04:39:00,675 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/data/0bcf6dd71/711eb2068cf6427bb2479411d6d5a983 [2023-12-03 04:39:00,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:39:00,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:39:00,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:39:00,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:39:00,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:39:00,687 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:39:00" (1/1) ... [2023-12-03 04:39:00,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69bac1ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:00, skipping insertion in model container [2023-12-03 04:39:00,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:39:00" (1/1) ... [2023-12-03 04:39:00,893 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:39:01,200 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_4604c829-b701-4313-a53a-374953624868/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c[1245,1258] [2023-12-03 04:39:02,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:39:02,299 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:39:02,311 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_4604c829-b701-4313-a53a-374953624868/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c[1245,1258] [2023-12-03 04:39:03,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:39:03,181 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:39:03,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:03 WrapperNode [2023-12-03 04:39:03,182 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:39:03,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:39:03,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:39:03,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:39:03,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:03" (1/1) ... [2023-12-03 04:39:03,427 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:03" (1/1) ... [2023-12-03 04:39:05,833 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40882 [2023-12-03 04:39:05,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:39:05,834 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:39:05,834 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:39:05,835 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:39:05,844 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:03" (1/1) ... [2023-12-03 04:39:05,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:03" (1/1) ... [2023-12-03 04:39:06,427 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:03" (1/1) ... [2023-12-03 04:39:06,427 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:03" (1/1) ... [2023-12-03 04:39:07,121 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:03" (1/1) ... [2023-12-03 04:39:07,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:03" (1/1) ... [2023-12-03 04:39:07,544 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:03" (1/1) ... [2023-12-03 04:39:07,656 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:03" (1/1) ... [2023-12-03 04:39:08,106 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:39:08,107 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:39:08,107 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:39:08,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:39:08,108 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:03" (1/1) ... [2023-12-03 04:39:08,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:39:08,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:39:08,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:39:08,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:39:08,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:39:08,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:39:08,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:39:08,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:39:09,719 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:39:09,720 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:39:28,926 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:41:12,348 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:41:12,348 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:41:12,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:41:12 BoogieIcfgContainer [2023-12-03 04:41:12,350 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:41:12,350 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:41:12,351 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:41:12,358 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:41:12,358 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:41:12" (1/1) ... [2023-12-03 04:41:12,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:41:12,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:12,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 04:41:12,411 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 04:41:12,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:41:12,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:12,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:21,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:41:21,736 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:41:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:41:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:41:35,889 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 04:41:35,892 INFO L158 Benchmark]: Toolchain (without parser) took 155212.27ms. Allocated memory was 163.6MB in the beginning and 12.4GB in the end (delta: 12.2GB). Free memory was 114.5MB in the beginning and 9.7GB in the end (delta: -9.5GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. [2023-12-03 04:41:35,893 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:41:35,894 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2501.16ms. Allocated memory was 163.6MB in the beginning and 312.5MB in the end (delta: 148.9MB). Free memory was 114.5MB in the beginning and 98.3MB in the end (delta: 16.3MB). Peak memory consumption was 205.4MB. Max. memory is 16.1GB. [2023-12-03 04:41:35,894 INFO L158 Benchmark]: Boogie Procedure Inliner took 2650.83ms. Allocated memory was 312.5MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 98.3MB in the beginning and 1.1GB in the end (delta: -977.9MB). Peak memory consumption was 524.3MB. Max. memory is 16.1GB. [2023-12-03 04:41:35,895 INFO L158 Benchmark]: Boogie Preprocessor took 2272.15ms. Allocated memory was 1.7GB in the beginning and 5.2GB in the end (delta: 3.5GB). Free memory was 1.1GB in the beginning and 4.3GB in the end (delta: -3.3GB). Peak memory consumption was 230.7MB. Max. memory is 16.1GB. [2023-12-03 04:41:35,896 INFO L158 Benchmark]: RCFGBuilder took 124242.46ms. Allocated memory was 5.2GB in the beginning and 12.4GB in the end (delta: 7.2GB). Free memory was 4.3GB in the beginning and 10.1GB in the end (delta: -5.8GB). Peak memory consumption was 5.8GB. Max. memory is 16.1GB. [2023-12-03 04:41:35,896 INFO L158 Benchmark]: CodeCheck took 23540.36ms. Allocated memory is still 12.4GB. Free memory was 10.1GB in the beginning and 9.7GB in the end (delta: 479.2MB). Peak memory consumption was 482.3MB. Max. memory is 16.1GB. [2023-12-03 04:41:35,900 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 117.4MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2501.16ms. Allocated memory was 163.6MB in the beginning and 312.5MB in the end (delta: 148.9MB). Free memory was 114.5MB in the beginning and 98.3MB in the end (delta: 16.3MB). Peak memory consumption was 205.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2650.83ms. Allocated memory was 312.5MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 98.3MB in the beginning and 1.1GB in the end (delta: -977.9MB). Peak memory consumption was 524.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2272.15ms. Allocated memory was 1.7GB in the beginning and 5.2GB in the end (delta: 3.5GB). Free memory was 1.1GB in the beginning and 4.3GB in the end (delta: -3.3GB). Peak memory consumption was 230.7MB. Max. memory is 16.1GB. * RCFGBuilder took 124242.46ms. Allocated memory was 5.2GB in the beginning and 12.4GB in the end (delta: 7.2GB). Free memory was 4.3GB in the beginning and 10.1GB in the end (delta: -5.8GB). Peak memory consumption was 5.8GB. Max. memory is 16.1GB. * CodeCheck took 23540.36ms. Allocated memory is still 12.4GB. Free memory was 10.1GB in the beginning and 9.7GB in the end (delta: 479.2MB). Peak memory consumption was 482.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:41:35,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/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_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/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_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/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_4604c829-b701-4313-a53a-374953624868/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 0c6bbc64efe7618459d561ffeb74d083d28225e32d0224841d795b73bd75652d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:41:38,274 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:41:38,349 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 04:41:38,379 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:41:38,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:41:38,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:41:38,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:41:38,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:41:38,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:41:38,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:41:38,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:41:38,384 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:41:38,385 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:41:38,386 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:41:38,386 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:41:38,387 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:41:38,387 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:41:38,388 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:41:38,388 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:41:38,389 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:41:38,390 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:41:38,390 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:41:38,391 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:41:38,391 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:41:38,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:41:38,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:41:38,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:41:38,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:41:38,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:41:38,394 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:41:38,395 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:41:38,395 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:41:38,395 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:41:38,396 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:41:38,396 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_4604c829-b701-4313-a53a-374953624868/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c6bbc64efe7618459d561ffeb74d083d28225e32d0224841d795b73bd75652d [2023-12-03 04:41:38,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:41:38,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:41:38,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:41:38,715 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:41:38,715 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:41:38,717 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c [2023-12-03 04:41:41,500 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:41:41,967 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:41:41,967 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c [2023-12-03 04:41:41,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/data/1ab1f9402/5c032299919042c9b014ba7a85521b0c/FLAG898432cfc [2023-12-03 04:41:42,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/data/1ab1f9402/5c032299919042c9b014ba7a85521b0c [2023-12-03 04:41:42,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:41:42,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:41:42,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:41:42,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:41:42,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:41:42,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:41:42" (1/1) ... [2023-12-03 04:41:42,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d4e8614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:41:42, skipping insertion in model container [2023-12-03 04:41:42,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:41:42" (1/1) ... [2023-12-03 04:41:42,170 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:41:42,408 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_4604c829-b701-4313-a53a-374953624868/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c[1245,1258] [2023-12-03 04:41:43,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:41:43,285 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:41:43,298 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_4604c829-b701-4313-a53a-374953624868/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c[1245,1258] [2023-12-03 04:41:43,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:41:44,010 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:41:44,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:41:44 WrapperNode [2023-12-03 04:41:44,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:41:44,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:41:44,012 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:41:44,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:41:44,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:41:44" (1/1) ... [2023-12-03 04:41:44,181 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:41:44" (1/1) ... [2023-12-03 04:41:44,583 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10881 [2023-12-03 04:41:44,583 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:41:44,584 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:41:44,584 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:41:44,584 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:41:44,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:41:44" (1/1) ... [2023-12-03 04:41:44,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:41:44" (1/1) ... [2023-12-03 04:41:44,651 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:41:44" (1/1) ... [2023-12-03 04:41:44,651 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:41:44" (1/1) ... [2023-12-03 04:41:44,914 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:41:44" (1/1) ... [2023-12-03 04:41:44,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:41:44" (1/1) ... [2023-12-03 04:41:44,960 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:41:44" (1/1) ... [2023-12-03 04:41:45,015 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:41:44" (1/1) ... [2023-12-03 04:41:45,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:41:45,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:41:45,068 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:41:45,068 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:41:45,069 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:41:44" (1/1) ... [2023-12-03 04:41:45,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:41:45,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:41:45,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:41:45,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:41:45,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:41:45,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:41:45,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:41:45,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:41:46,377 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:41:46,379 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:42:43,007 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:42:43,426 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:42:43,427 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:42:43,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:42:43 BoogieIcfgContainer [2023-12-03 04:42:43,428 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:42:43,429 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:42:43,429 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:42:43,437 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:42:43,438 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:42:43" (1/1) ... [2023-12-03 04:42:43,445 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:42:43,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:43,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 04:42:43,493 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 04:42:43,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:42:43,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:43,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:42:43,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:42:43,497 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:42:43,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:42:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:45,803 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:42:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:46,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 04:42:46,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:42:46,721 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 04:42:46,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:42:57,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.60s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:43:07,458 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 04:43:07,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:07,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 04:43:07,811 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 04:43:07,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:43:07,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:07,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:43:07,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:43:07,812 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:43:07,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:43:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:53,496 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:43:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:56,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 9258 conjuncts, 200 conjunts are in the unsatisfiable core [2023-12-03 04:43:56,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:00,669 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 04:44:00,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:44:13,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.53s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:44:26,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.53s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:44:36,458 WARN L539 Checker$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 04:44:46,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:44:58,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:45:09,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:45:19,940 WARN L539 Checker$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 04:45:20,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:45:20,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-12-03 04:45:20,284 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-12-03 04:45:20,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:45:20,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:45:20,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:45:20,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:45:20,287 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:45:20,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 04:49:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:27,837 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:49:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:49:42,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 04:49:42,491 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 04:49:42,496 INFO L158 Benchmark]: Toolchain (without parser) took 480479.61ms. Allocated memory was 107.0MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 65.2MB in the beginning and 601.8MB in the end (delta: -536.6MB). Peak memory consumption was 925.1MB. Max. memory is 16.1GB. [2023-12-03 04:49:42,496 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 62.9MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:49:42,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1994.70ms. Allocated memory was 107.0MB in the beginning and 184.5MB in the end (delta: 77.6MB). Free memory was 64.9MB in the beginning and 61.5MB in the end (delta: 3.4MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. [2023-12-03 04:49:42,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 570.97ms. Allocated memory was 184.5MB in the beginning and 369.1MB in the end (delta: 184.5MB). Free memory was 61.5MB in the beginning and 207.5MB in the end (delta: -146.0MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2023-12-03 04:49:42,499 INFO L158 Benchmark]: Boogie Preprocessor took 483.63ms. Allocated memory is still 369.1MB. Free memory was 207.5MB in the beginning and 228.9MB in the end (delta: -21.4MB). Peak memory consumption was 67.0MB. Max. memory is 16.1GB. [2023-12-03 04:49:42,500 INFO L158 Benchmark]: RCFGBuilder took 58359.94ms. Allocated memory was 369.1MB in the beginning and 1.1GB in the end (delta: 775.9MB). Free memory was 228.9MB in the beginning and 602.1MB in the end (delta: -373.2MB). Peak memory consumption was 721.5MB. Max. memory is 16.1GB. [2023-12-03 04:49:42,501 INFO L158 Benchmark]: CodeCheck took 419065.53ms. Allocated memory is still 1.1GB. Free memory was 602.1MB in the beginning and 601.8MB in the end (delta: 340.3kB). Peak memory consumption was 424.0MB. Max. memory is 16.1GB. [2023-12-03 04:49:42,505 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 0.36ms. Allocated memory is still 62.9MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1994.70ms. Allocated memory was 107.0MB in the beginning and 184.5MB in the end (delta: 77.6MB). Free memory was 64.9MB in the beginning and 61.5MB in the end (delta: 3.4MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 570.97ms. Allocated memory was 184.5MB in the beginning and 369.1MB in the end (delta: 184.5MB). Free memory was 61.5MB in the beginning and 207.5MB in the end (delta: -146.0MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 483.63ms. Allocated memory is still 369.1MB. Free memory was 207.5MB in the beginning and 228.9MB in the end (delta: -21.4MB). Peak memory consumption was 67.0MB. Max. memory is 16.1GB. * RCFGBuilder took 58359.94ms. Allocated memory was 369.1MB in the beginning and 1.1GB in the end (delta: 775.9MB). Free memory was 228.9MB in the beginning and 602.1MB in the end (delta: -373.2MB). Peak memory consumption was 721.5MB. Max. memory is 16.1GB. * CodeCheck took 419065.53ms. Allocated memory is still 1.1GB. Free memory was 602.1MB in the beginning and 601.8MB in the end (delta: 340.3kB). Peak memory consumption was 424.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:49:42,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4604c829-b701-4313-a53a-374953624868/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown