./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/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_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/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_8061f8d3-f50e-4675-9194-2734f523cfcc/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 965536a1eccbb3950fb02708c11ed62fda8db430ae4f769dc023e63105c711ca --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:31:35,940 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:31:36,062 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 22:31:36,072 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:31:36,073 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:31:36,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:31:36,102 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:31:36,103 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:31:36,104 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:31:36,104 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:31:36,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:31:36,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:31:36,106 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:31:36,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:31:36,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:31:36,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:31:36,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:31:36,109 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:31:36,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:31:36,110 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:31:36,110 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:31:36,111 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:31:36,111 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:31:36,112 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:31:36,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:31:36,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:31:36,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:31:36,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:31:36,118 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:31:36,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:31:36,119 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_8061f8d3-f50e-4675-9194-2734f523cfcc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 965536a1eccbb3950fb02708c11ed62fda8db430ae4f769dc023e63105c711ca [2024-11-08 22:31:36,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:31:36,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:31:36,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:31:36,509 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:31:36,511 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:31:36,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c Unable to find full path for "g++" [2024-11-08 22:31:38,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:31:38,915 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:31:38,915 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c [2024-11-08 22:31:38,935 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/data/f95be5c42/72f23fed32b94580b8fbdfc371ead0b7/FLAG85fef6577 [2024-11-08 22:31:38,951 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/data/f95be5c42/72f23fed32b94580b8fbdfc371ead0b7 [2024-11-08 22:31:38,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:31:38,959 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:31:38,961 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:31:38,961 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:31:38,967 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:31:38,968 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:31:38" (1/1) ... [2024-11-08 22:31:38,972 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3171290c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:38, skipping insertion in model container [2024-11-08 22:31:38,972 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:31:38" (1/1) ... [2024-11-08 22:31:39,057 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:31:39,299 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_8061f8d3-f50e-4675-9194-2734f523cfcc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c[1244,1257] [2024-11-08 22:31:39,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:31:39,733 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:31:39,750 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_8061f8d3-f50e-4675-9194-2734f523cfcc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c[1244,1257] [2024-11-08 22:31:39,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:31:40,015 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:31:40,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:40 WrapperNode [2024-11-08 22:31:40,015 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:31:40,016 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:31:40,017 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:31:40,017 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:31:40,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:40" (1/1) ... [2024-11-08 22:31:40,139 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:40" (1/1) ... [2024-11-08 22:31:40,580 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3699 [2024-11-08 22:31:40,581 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:31:40,582 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:31:40,582 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:31:40,582 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:31:40,595 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:40" (1/1) ... [2024-11-08 22:31:40,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:40" (1/1) ... [2024-11-08 22:31:40,803 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:40" (1/1) ... [2024-11-08 22:31:40,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:40" (1/1) ... [2024-11-08 22:31:40,936 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:40" (1/1) ... [2024-11-08 22:31:40,962 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:40" (1/1) ... [2024-11-08 22:31:40,984 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:40" (1/1) ... [2024-11-08 22:31:41,002 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:40" (1/1) ... [2024-11-08 22:31:41,125 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:31:41,126 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:31:41,126 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:31:41,126 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:31:41,127 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:40" (1/1) ... [2024-11-08 22:31:41,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:31:41,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:31:41,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:31:41,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:31:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:31:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:31:41,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:31:41,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:31:41,571 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:31:41,574 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:31:46,671 INFO L? ?]: Removed 2055 outVars from TransFormulas that were not future-live. [2024-11-08 22:31:46,672 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:31:52,704 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:31:52,705 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:31:52,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:31:52 BoogieIcfgContainer [2024-11-08 22:31:52,705 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:31:52,706 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:31:52,707 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:31:52,719 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:31:52,719 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:31:52" (1/1) ... [2024-11-08 22:31:52,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:31:52,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:31:52,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:31:52,803 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:31:52,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:31:52,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:31:52,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:32:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:32:04,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:32:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:32:22,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:32:22,524 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 22:32:22,532 INFO L158 Benchmark]: Toolchain (without parser) took 43571.51ms. Allocated memory was 203.4MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 162.0MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 396.9MB. Max. memory is 16.1GB. [2024-11-08 22:32:22,539 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 140.5MB. Free memory was 83.5MB in the beginning and 83.4MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:32:22,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1055.30ms. Allocated memory is still 203.4MB. Free memory was 161.5MB in the beginning and 154.2MB in the end (delta: 7.3MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. [2024-11-08 22:32:22,545 INFO L158 Benchmark]: Boogie Procedure Inliner took 564.66ms. Allocated memory is still 203.4MB. Free memory was 154.2MB in the beginning and 83.3MB in the end (delta: 70.8MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. [2024-11-08 22:32:22,546 INFO L158 Benchmark]: Boogie Preprocessor took 543.25ms. Allocated memory was 203.4MB in the beginning and 312.5MB in the end (delta: 109.1MB). Free memory was 83.3MB in the beginning and 187.0MB in the end (delta: -103.6MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2024-11-08 22:32:22,548 INFO L158 Benchmark]: RCFGBuilder took 11580.00ms. Allocated memory was 312.5MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 187.0MB in the beginning and 948.2MB in the end (delta: -761.3MB). Peak memory consumption was 469.8MB. Max. memory is 16.1GB. [2024-11-08 22:32:22,549 INFO L158 Benchmark]: CodeCheck took 29823.74ms. Allocated memory was 1.4GB in the beginning and 2.8GB in the end (delta: 1.4GB). Free memory was 948.2MB in the beginning and 2.3GB in the end (delta: -1.4GB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:32:22,560 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 0.34ms. Allocated memory is still 140.5MB. Free memory was 83.5MB in the beginning and 83.4MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1055.30ms. Allocated memory is still 203.4MB. Free memory was 161.5MB in the beginning and 154.2MB in the end (delta: 7.3MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 564.66ms. Allocated memory is still 203.4MB. Free memory was 154.2MB in the beginning and 83.3MB in the end (delta: 70.8MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 543.25ms. Allocated memory was 203.4MB in the beginning and 312.5MB in the end (delta: 109.1MB). Free memory was 83.3MB in the beginning and 187.0MB in the end (delta: -103.6MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * RCFGBuilder took 11580.00ms. Allocated memory was 312.5MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 187.0MB in the beginning and 948.2MB in the end (delta: -761.3MB). Peak memory consumption was 469.8MB. Max. memory is 16.1GB. * CodeCheck took 29823.74ms. Allocated memory was 1.4GB in the beginning and 2.8GB in the end (delta: 1.4GB). Free memory was 948.2MB in the beginning and 2.3GB in the end (delta: -1.4GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:32:22,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/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_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/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_8061f8d3-f50e-4675-9194-2734f523cfcc/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 965536a1eccbb3950fb02708c11ed62fda8db430ae4f769dc023e63105c711ca --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:32:25,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:32:25,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 22:32:25,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:32:25,210 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:32:25,210 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:32:25,211 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:32:25,211 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:32:25,212 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:32:25,212 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:32:25,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:32:25,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:32:25,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:32:25,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:32:25,215 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:32:25,217 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:32:25,219 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:32:25,220 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:32:25,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:32:25,221 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:32:25,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:32:25,225 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:32:25,226 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:32:25,226 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:32:25,226 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:32:25,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:32:25,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:32:25,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:32:25,228 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:32:25,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:32:25,229 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:32:25,229 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:32:25,229 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:32:25,230 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_8061f8d3-f50e-4675-9194-2734f523cfcc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 965536a1eccbb3950fb02708c11ed62fda8db430ae4f769dc023e63105c711ca [2024-11-08 22:32:25,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:32:25,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:32:25,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:32:25,652 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:32:25,655 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:32:25,657 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c Unable to find full path for "g++" [2024-11-08 22:32:27,775 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:32:28,140 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:32:28,141 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c [2024-11-08 22:32:28,157 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/data/175c52f6c/119da091ae89418ca206148d27f758d4/FLAGe8dd2c363 [2024-11-08 22:32:28,175 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/data/175c52f6c/119da091ae89418ca206148d27f758d4 [2024-11-08 22:32:28,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:32:28,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:32:28,180 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:32:28,180 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:32:28,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:32:28,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:32:28" (1/1) ... [2024-11-08 22:32:28,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45e40351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:28, skipping insertion in model container [2024-11-08 22:32:28,188 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:32:28" (1/1) ... [2024-11-08 22:32:28,265 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:32:28,518 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_8061f8d3-f50e-4675-9194-2734f523cfcc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c[1244,1257] [2024-11-08 22:32:28,945 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:32:28,960 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:32:28,973 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_8061f8d3-f50e-4675-9194-2734f523cfcc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c[1244,1257] [2024-11-08 22:32:29,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:32:29,151 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:32:29,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:29 WrapperNode [2024-11-08 22:32:29,152 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:32:29,153 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:32:29,153 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:32:29,153 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:32:29,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:29" (1/1) ... [2024-11-08 22:32:29,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:29" (1/1) ... [2024-11-08 22:32:29,351 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1501 [2024-11-08 22:32:29,351 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:32:29,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:32:29,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:32:29,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:32:29,362 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:29" (1/1) ... [2024-11-08 22:32:29,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:29" (1/1) ... [2024-11-08 22:32:29,378 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:29" (1/1) ... [2024-11-08 22:32:29,378 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:29" (1/1) ... [2024-11-08 22:32:29,461 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:29" (1/1) ... [2024-11-08 22:32:29,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:29" (1/1) ... [2024-11-08 22:32:29,473 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:29" (1/1) ... [2024-11-08 22:32:29,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:29" (1/1) ... [2024-11-08 22:32:29,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:32:29,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:32:29,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:32:29,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:32:29,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:29" (1/1) ... [2024-11-08 22:32:29,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:32:29,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:32:29,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:32:29,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:32:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:32:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:32:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:32:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:32:29,932 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:32:29,935 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:32:32,575 INFO L? ?]: Removed 763 outVars from TransFormulas that were not future-live. [2024-11-08 22:32:32,576 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:32:32,671 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:32:32,672 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:32:32,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:32:32 BoogieIcfgContainer [2024-11-08 22:32:32,672 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:32:32,674 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:32:32,674 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:32:32,684 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:32:32,685 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:32:32" (1/1) ... [2024-11-08 22:32:32,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:32:32,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:32:32,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:32:32,771 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:32:32,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:32:32,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:32:32,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:32:32,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:32:32,778 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:32:32,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:32:33,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:32:33,976 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:32:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:32:34,549 INFO L255 TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:32:34,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:32:34,783 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 22:32:34,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:32:35,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:32:35,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 22:32:35,730 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 22:32:35,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:32:35,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:32:35,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:32:35,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:32:35,734 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:32:35,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:32:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:32:38,029 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:32:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:32:39,008 INFO L255 TraceCheckSpWp]: Trace formula consists of 1593 conjuncts, 97 conjuncts are in the unsatisfiable core [2024-11-08 22:32:39,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:32:41,197 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 22:32:41,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:32:43,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:32:43,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-08 22:32:43,222 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-08 22:32:43,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:32:43,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:32:43,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:32:43,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:32:43,231 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:32:43,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8061f8d3-f50e-4675-9194-2734f523cfcc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:32:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:32:48,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:32:50,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:32:50,148 INFO L255 TraceCheckSpWp]: Trace formula consists of 2349 conjuncts, 238 conjuncts are in the unsatisfiable core [2024-11-08 22:32:50,191 INFO L278 TraceCheckSpWp]: Computing forward predicates...