./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.2.prop1-func-interl.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_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/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_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/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_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/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 1e032236863104035af97bc214c2acc2a907dea0df5084ed23a1f9477d3d8544 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:04:34,953 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:04:35,041 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:04:35,047 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:04:35,049 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:04:35,094 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:04:35,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:04:35,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:04:35,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:04:35,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:04:35,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:04:35,100 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:04:35,101 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:04:35,101 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:04:35,101 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:04:35,102 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:04:35,102 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:04:35,103 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:04:35,103 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:04:35,106 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:04:35,107 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:04:35,107 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:04:35,108 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:04:35,108 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:04:35,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:04:35,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:04:35,109 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:04:35,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:04:35,109 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:04:35,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:04:35,110 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_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e032236863104035af97bc214c2acc2a907dea0df5084ed23a1f9477d3d8544 [2024-11-09 00:04:35,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:04:35,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:04:35,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:04:35,434 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:04:35,436 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:04:35,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-09 00:04:37,397 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:04:37,770 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:04:37,773 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.2.prop1-func-interl.c [2024-11-09 00:04:37,796 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/data/65e941c94/f731d4f719e449d5be61a8e630139001/FLAGae9dde8d0 [2024-11-09 00:04:37,819 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/data/65e941c94/f731d4f719e449d5be61a8e630139001 [2024-11-09 00:04:37,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:04:37,824 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:04:37,827 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:04:37,828 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:04:37,834 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:04:37,837 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:04:37" (1/1) ... [2024-11-09 00:04:37,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10e42f4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:37, skipping insertion in model container [2024-11-09 00:04:37,838 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:04:37" (1/1) ... [2024-11-09 00:04:37,929 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:04:38,216 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_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.2.prop1-func-interl.c[1181,1194] [2024-11-09 00:04:38,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:04:38,857 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:04:38,869 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_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.2.prop1-func-interl.c[1181,1194] [2024-11-09 00:04:39,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:04:39,130 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:04:39,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:39 WrapperNode [2024-11-09 00:04:39,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:04:39,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:04:39,133 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:04:39,133 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:04:39,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:39" (1/1) ... [2024-11-09 00:04:39,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:39" (1/1) ... [2024-11-09 00:04:40,177 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6139 [2024-11-09 00:04:40,178 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:04:40,179 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:04:40,179 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:04:40,179 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:04:40,189 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:39" (1/1) ... [2024-11-09 00:04:40,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:39" (1/1) ... [2024-11-09 00:04:40,588 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:39" (1/1) ... [2024-11-09 00:04:40,589 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:39" (1/1) ... [2024-11-09 00:04:40,958 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:39" (1/1) ... [2024-11-09 00:04:40,994 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:39" (1/1) ... [2024-11-09 00:04:41,031 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:39" (1/1) ... [2024-11-09 00:04:41,070 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:39" (1/1) ... [2024-11-09 00:04:41,362 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:04:41,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:04:41,367 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:04:41,367 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:04:41,368 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:39" (1/1) ... [2024-11-09 00:04:41,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:04:41,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:04:41,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:04:41,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:04:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:04:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:04:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:04:41,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:04:42,290 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:04:42,292 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:04:50,779 INFO L? ?]: Removed 3621 outVars from TransFormulas that were not future-live. [2024-11-09 00:04:50,780 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:05:02,122 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:05:02,127 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:05:02,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:05:02 BoogieIcfgContainer [2024-11-09 00:05:02,127 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:05:02,128 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:05:02,128 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:05:02,161 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:05:02,168 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:05:02" (1/1) ... [2024-11-09 00:05:02,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:05:02,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:02,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:05:02,307 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:05:02,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:05:02,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:02,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:04,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:05:15,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:05:25,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:05:25,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:25,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-09 00:05:25,591 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-09 00:05:25,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:05:25,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:25,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:06:46,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:06:46,074 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:07:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:08:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:08:08,450 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) [2024-11-09 00:08:08,454 INFO L158 Benchmark]: Toolchain (without parser) took 210629.71ms. Allocated memory was 125.8MB in the beginning and 7.2GB in the end (delta: 7.1GB). Free memory was 82.6MB in the beginning and 3.9GB in the end (delta: -3.8GB). Peak memory consumption was 3.3GB. Max. memory is 16.1GB. [2024-11-09 00:08:08,454 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 125.8MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:08:08,455 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1304.78ms. Allocated memory was 125.8MB in the beginning and 184.5MB in the end (delta: 58.7MB). Free memory was 82.6MB in the beginning and 96.8MB in the end (delta: -14.2MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2024-11-09 00:08:08,456 INFO L158 Benchmark]: Boogie Procedure Inliner took 1045.65ms. Allocated memory was 184.5MB in the beginning and 308.3MB in the end (delta: 123.7MB). Free memory was 96.8MB in the beginning and 142.9MB in the end (delta: -46.1MB). Peak memory consumption was 97.3MB. Max. memory is 16.1GB. [2024-11-09 00:08:08,457 INFO L158 Benchmark]: Boogie Preprocessor took 1187.38ms. Allocated memory was 308.3MB in the beginning and 576.7MB in the end (delta: 268.4MB). Free memory was 142.9MB in the beginning and 395.6MB in the end (delta: -252.7MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2024-11-09 00:08:08,458 INFO L158 Benchmark]: RCFGBuilder took 20760.70ms. Allocated memory was 576.7MB in the beginning and 5.0GB in the end (delta: 4.4GB). Free memory was 395.6MB in the beginning and 4.5GB in the end (delta: -4.1GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-09 00:08:08,459 INFO L158 Benchmark]: CodeCheck took 186324.63ms. Allocated memory was 5.0GB in the beginning and 7.2GB in the end (delta: 2.2GB). Free memory was 4.5GB in the beginning and 3.9GB in the end (delta: 611.2MB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2024-11-09 00:08:08,462 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 0.81ms. Allocated memory is still 125.8MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1304.78ms. Allocated memory was 125.8MB in the beginning and 184.5MB in the end (delta: 58.7MB). Free memory was 82.6MB in the beginning and 96.8MB in the end (delta: -14.2MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1045.65ms. Allocated memory was 184.5MB in the beginning and 308.3MB in the end (delta: 123.7MB). Free memory was 96.8MB in the beginning and 142.9MB in the end (delta: -46.1MB). Peak memory consumption was 97.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1187.38ms. Allocated memory was 308.3MB in the beginning and 576.7MB in the end (delta: 268.4MB). Free memory was 142.9MB in the beginning and 395.6MB in the end (delta: -252.7MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * RCFGBuilder took 20760.70ms. Allocated memory was 576.7MB in the beginning and 5.0GB in the end (delta: 4.4GB). Free memory was 395.6MB in the beginning and 4.5GB in the end (delta: -4.1GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * CodeCheck took 186324.63ms. Allocated memory was 5.0GB in the beginning and 7.2GB in the end (delta: 2.2GB). Free memory was 4.5GB in the beginning and 3.9GB in the end (delta: 611.2MB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:08:08,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/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_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/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_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/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_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/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 1e032236863104035af97bc214c2acc2a907dea0df5084ed23a1f9477d3d8544 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:08:11,216 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:08:11,288 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:08:11,331 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:08:11,332 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:08:11,332 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:08:11,333 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:08:11,333 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:08:11,334 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:08:11,339 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:08:11,339 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:08:11,340 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:08:11,340 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:08:11,340 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:08:11,341 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:08:11,341 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:08:11,341 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:08:11,342 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:08:11,344 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:08:11,345 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:08:11,345 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:08:11,346 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:08:11,346 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:08:11,347 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:11,347 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:08:11,347 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:08:11,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:08:11,348 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:08:11,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:08:11,348 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:08:11,349 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:08:11,349 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:11,349 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:08:11,350 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_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e032236863104035af97bc214c2acc2a907dea0df5084ed23a1f9477d3d8544 [2024-11-09 00:08:11,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:08:11,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:08:11,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:08:11,787 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:08:11,787 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:08:11,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-09 00:08:13,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:08:14,398 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:08:14,399 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.2.prop1-func-interl.c [2024-11-09 00:08:14,417 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/data/29411589e/22940b3f0bfd4a9cabec0dc627436006/FLAGc582f0079 [2024-11-09 00:08:14,439 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/data/29411589e/22940b3f0bfd4a9cabec0dc627436006 [2024-11-09 00:08:14,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:08:14,443 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:08:14,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:08:14,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:08:14,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:08:14,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:08:14" (1/1) ... [2024-11-09 00:08:14,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5955f419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:14, skipping insertion in model container [2024-11-09 00:08:14,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:08:14" (1/1) ... [2024-11-09 00:08:14,533 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:08:14,858 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_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.2.prop1-func-interl.c[1181,1194] [2024-11-09 00:08:15,316 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:08:15,333 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:08:15,345 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_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.2.prop1-func-interl.c[1181,1194] [2024-11-09 00:08:15,564 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:08:15,582 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:08:15,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15 WrapperNode [2024-11-09 00:08:15,583 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:08:15,585 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:08:15,585 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:08:15,585 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:08:15,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,635 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,771 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2251 [2024-11-09 00:08:15,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:08:15,772 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:08:15,772 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:08:15,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:08:15,783 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,799 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,799 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,854 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,867 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,902 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,918 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:08:15,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:08:15,953 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:08:15,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:08:15,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:08:15,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:08:15,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:08:15,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:08:16,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:08:16,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:08:16,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:08:16,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:08:16,476 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:08:16,479 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:08:19,116 INFO L? ?]: Removed 81 outVars from TransFormulas that were not future-live. [2024-11-09 00:08:19,116 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:08:19,239 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:08:19,239 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:08:19,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:19 BoogieIcfgContainer [2024-11-09 00:08:19,240 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:08:19,240 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:08:19,241 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:08:19,251 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:08:19,252 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:19" (1/1) ... [2024-11-09 00:08:19,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:08:19,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:19,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:08:19,324 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:08:19,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:08:19,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:19,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:19,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:19,332 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:19,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:08:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:20,167 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:20,364 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:08:20,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:20,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:08:20,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:08:20,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:20,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:08:20,735 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:08:20,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:08:20,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:20,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:20,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:20,741 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:20,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cf8ae1-1253-4fc4-906a-5244ddfb57fa/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:08:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:22,036 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:22,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:08:22,496 INFO L278 TraceCheckSpWp]: Computing forward predicates...