./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk --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 91a5940ce3f60c3fcf83b84d5a1f735b55b40f459401d21503de4cc81e5ec1d5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:13:41,259 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:13:41,383 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:13:41,389 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:13:41,393 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:13:41,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:13:41,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:13:41,440 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:13:41,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:13:41,443 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:13:41,444 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:13:41,444 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:13:41,445 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:13:41,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:13:41,446 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:13:41,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:13:41,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:13:41,450 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:13:41,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:13:41,451 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:13:41,451 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:13:41,455 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:13:41,456 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:13:41,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:13:41,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:13:41,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:13:41,458 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:13:41,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:13:41,458 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:13:41,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:13:41,463 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_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91a5940ce3f60c3fcf83b84d5a1f735b55b40f459401d21503de4cc81e5ec1d5 [2024-11-08 23:13:41,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:13:41,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:13:41,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:13:41,848 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:13:41,849 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:13:41,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c Unable to find full path for "g++" [2024-11-08 23:13:44,272 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:13:44,654 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:13:44,655 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c [2024-11-08 23:13:44,688 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/data/3ce60d8e5/ac690f1cac794fe69fbda000f925e749/FLAG8d17a4ad9 [2024-11-08 23:13:44,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/data/3ce60d8e5/ac690f1cac794fe69fbda000f925e749 [2024-11-08 23:13:44,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:13:44,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:13:44,712 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:13:44,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:13:44,719 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:13:44,720 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:13:44" (1/1) ... [2024-11-08 23:13:44,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f2de2cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:44, skipping insertion in model container [2024-11-08 23:13:44,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:13:44" (1/1) ... [2024-11-08 23:13:44,811 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:13:45,108 WARN L250 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_202b55c4-879b-4e54-96db-b59446a9a219/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c[1245,1258] [2024-11-08 23:13:45,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:13:45,868 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:13:45,884 WARN L250 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_202b55c4-879b-4e54-96db-b59446a9a219/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c[1245,1258] [2024-11-08 23:13:46,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:13:46,183 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:13:46,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:46 WrapperNode [2024-11-08 23:13:46,184 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:13:46,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:13:46,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:13:46,187 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:13:46,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:46" (1/1) ... [2024-11-08 23:13:46,295 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:46" (1/1) ... [2024-11-08 23:13:46,908 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3753 [2024-11-08 23:13:46,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:13:46,910 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:13:46,910 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:13:46,911 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:13:46,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:46" (1/1) ... [2024-11-08 23:13:46,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:46" (1/1) ... [2024-11-08 23:13:47,127 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:46" (1/1) ... [2024-11-08 23:13:47,128 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:46" (1/1) ... [2024-11-08 23:13:47,432 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:46" (1/1) ... [2024-11-08 23:13:47,472 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:46" (1/1) ... [2024-11-08 23:13:47,526 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:46" (1/1) ... [2024-11-08 23:13:47,551 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:46" (1/1) ... [2024-11-08 23:13:47,728 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:13:47,729 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:13:47,730 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:13:47,730 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:13:47,731 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:46" (1/1) ... [2024-11-08 23:13:47,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:13:47,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:13:47,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:13:47,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:13:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:13:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:13:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:13:47,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:13:48,379 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:13:48,382 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:13:54,807 INFO L? ?]: Removed 2092 outVars from TransFormulas that were not future-live. [2024-11-08 23:13:54,807 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:14:01,289 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:14:01,289 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:14:01,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:01 BoogieIcfgContainer [2024-11-08 23:14:01,290 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:14:01,291 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:14:01,291 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:14:01,306 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:14:01,307 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:01" (1/1) ... [2024-11-08 23:14:01,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:14:01,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:01,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:14:01,399 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:14:01,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:14:01,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:01,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:14:27,136 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:14:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:14:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:14:53,189 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:485) 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) [2024-11-08 23:14:53,195 INFO L158 Benchmark]: Toolchain (without parser) took 68484.00ms. Allocated memory was 136.3MB in the beginning and 2.8GB in the end (delta: 2.7GB). Free memory was 96.6MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 463.2MB. Max. memory is 16.1GB. [2024-11-08 23:14:53,195 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 136.3MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:14:53,196 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1473.02ms. Allocated memory was 136.3MB in the beginning and 174.1MB in the end (delta: 37.7MB). Free memory was 96.4MB in the beginning and 107.7MB in the end (delta: -11.3MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2024-11-08 23:14:53,197 INFO L158 Benchmark]: Boogie Procedure Inliner took 722.59ms. Allocated memory was 174.1MB in the beginning and 293.6MB in the end (delta: 119.5MB). Free memory was 107.7MB in the beginning and 190.6MB in the end (delta: -82.9MB). Peak memory consumption was 94.0MB. Max. memory is 16.1GB. [2024-11-08 23:14:53,198 INFO L158 Benchmark]: Boogie Preprocessor took 818.33ms. Allocated memory is still 293.6MB. Free memory was 190.6MB in the beginning and 169.6MB in the end (delta: 21.0MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2024-11-08 23:14:53,199 INFO L158 Benchmark]: RCFGBuilder took 13560.89ms. Allocated memory was 293.6MB in the beginning and 805.3MB in the end (delta: 511.7MB). Free memory was 169.6MB in the beginning and 358.8MB in the end (delta: -189.3MB). Peak memory consumption was 516.0MB. Max. memory is 16.1GB. [2024-11-08 23:14:53,200 INFO L158 Benchmark]: CodeCheck took 51901.76ms. Allocated memory was 805.3MB in the beginning and 2.8GB in the end (delta: 2.0GB). Free memory was 358.8MB in the beginning and 2.3GB in the end (delta: -2.0GB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2024-11-08 23:14:53,204 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:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 136.3MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1473.02ms. Allocated memory was 136.3MB in the beginning and 174.1MB in the end (delta: 37.7MB). Free memory was 96.4MB in the beginning and 107.7MB in the end (delta: -11.3MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 722.59ms. Allocated memory was 174.1MB in the beginning and 293.6MB in the end (delta: 119.5MB). Free memory was 107.7MB in the beginning and 190.6MB in the end (delta: -82.9MB). Peak memory consumption was 94.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 818.33ms. Allocated memory is still 293.6MB. Free memory was 190.6MB in the beginning and 169.6MB in the end (delta: 21.0MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. * RCFGBuilder took 13560.89ms. Allocated memory was 293.6MB in the beginning and 805.3MB in the end (delta: 511.7MB). Free memory was 169.6MB in the beginning and 358.8MB in the end (delta: -189.3MB). Peak memory consumption was 516.0MB. Max. memory is 16.1GB. * CodeCheck took 51901.76ms. Allocated memory was 805.3MB in the beginning and 2.8GB in the end (delta: 2.0GB). Free memory was 358.8MB in the beginning and 2.3GB in the end (delta: -2.0GB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:14:53,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/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_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk --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 91a5940ce3f60c3fcf83b84d5a1f735b55b40f459401d21503de4cc81e5ec1d5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:14:56,304 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:14:56,401 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:14:56,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:14:56,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:14:56,439 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:14:56,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:14:56,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:14:56,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:14:56,442 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:14:56,443 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:14:56,443 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:14:56,444 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:14:56,444 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:14:56,445 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:14:56,445 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:14:56,446 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:14:56,446 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:14:56,447 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:14:56,447 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:14:56,448 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:14:56,448 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:14:56,449 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:14:56,449 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:56,450 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:14:56,450 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:14:56,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:14:56,451 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:14:56,452 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:14:56,452 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:14:56,453 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:14:56,453 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:56,454 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:14:56,454 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_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91a5940ce3f60c3fcf83b84d5a1f735b55b40f459401d21503de4cc81e5ec1d5 [2024-11-08 23:14:56,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:14:56,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:14:56,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:14:56,949 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:14:56,950 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:14:56,953 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c Unable to find full path for "g++" [2024-11-08 23:14:59,285 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:14:59,628 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:14:59,629 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c [2024-11-08 23:14:59,645 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/data/b1c52c2f3/3e4bfce606ea4b6a9d78e3957e4a7311/FLAG6b58c0b21 [2024-11-08 23:14:59,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/data/b1c52c2f3/3e4bfce606ea4b6a9d78e3957e4a7311 [2024-11-08 23:14:59,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:14:59,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:14:59,672 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:14:59,672 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:14:59,678 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:14:59,679 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:14:59" (1/1) ... [2024-11-08 23:14:59,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3203b979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:59, skipping insertion in model container [2024-11-08 23:14:59,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:14:59" (1/1) ... [2024-11-08 23:14:59,776 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:15:00,010 WARN L250 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_202b55c4-879b-4e54-96db-b59446a9a219/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c[1245,1258] [2024-11-08 23:15:00,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:15:00,451 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:15:00,468 WARN L250 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_202b55c4-879b-4e54-96db-b59446a9a219/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c[1245,1258] [2024-11-08 23:15:00,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:15:00,759 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:15:00,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:00 WrapperNode [2024-11-08 23:15:00,760 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:15:00,761 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:15:00,761 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:15:00,762 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:15:00,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:00" (1/1) ... [2024-11-08 23:15:00,813 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:00" (1/1) ... [2024-11-08 23:15:00,913 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1547 [2024-11-08 23:15:00,913 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:15:00,914 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:15:00,914 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:15:00,914 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:15:00,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:00" (1/1) ... [2024-11-08 23:15:00,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:00" (1/1) ... [2024-11-08 23:15:00,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:00" (1/1) ... [2024-11-08 23:15:00,959 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:00" (1/1) ... [2024-11-08 23:15:01,023 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:00" (1/1) ... [2024-11-08 23:15:01,028 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:00" (1/1) ... [2024-11-08 23:15:01,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:00" (1/1) ... [2024-11-08 23:15:01,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:00" (1/1) ... [2024-11-08 23:15:01,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:15:01,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:15:01,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:15:01,060 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:15:01,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:00" (1/1) ... [2024-11-08 23:15:01,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:15:01,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:15:01,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:15:01,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:15:01,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:15:01,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:15:01,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:15:01,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:15:01,606 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:15:01,610 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:15:04,722 INFO L? ?]: Removed 955 outVars from TransFormulas that were not future-live. [2024-11-08 23:15:04,722 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:15:04,860 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:15:04,861 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:15:04,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:04 BoogieIcfgContainer [2024-11-08 23:15:04,861 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:15:04,862 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:15:04,863 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:15:04,876 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:15:04,876 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:04" (1/1) ... [2024-11-08 23:15:04,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:15:04,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:04,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:15:04,962 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:15:04,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:15:04,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:04,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:15:04,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:15:04,980 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:15:04,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:15:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:06,637 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:15:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:07,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 1020 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 23:15:07,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:15:07,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:15:07,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:15:09,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:09,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 23:15:09,042 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 23:15:09,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:15:09,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:09,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:15:09,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:15:09,047 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:15:09,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:15:13,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:13,640 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:15:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:15,377 INFO L255 TraceCheckSpWp]: Trace formula consists of 1960 conjuncts, 166 conjuncts are in the unsatisfiable core [2024-11-08 23:15:15,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:15:19,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:15:19,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:15:22,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:22,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-08 23:15:22,218 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-08 23:15:22,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:15:22,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:22,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:15:22,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:15:22,226 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:15:22,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202b55c4-879b-4e54-96db-b59446a9a219/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:15:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:36,211 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:15:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:38,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 2900 conjuncts, 416 conjuncts are in the unsatisfiable core [2024-11-08 23:15:38,817 INFO L278 TraceCheckSpWp]: Computing forward predicates...