./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product04.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3 --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 32bit --witnessprinter.graph.data.programhash b22026a332ccca8082c7769c107f506d3ca596d9fcaedb9dc78c497ca0c585ab --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:43:30,176 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:43:30,241 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:43:30,249 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:43:30,249 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:43:30,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:43:30,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:43:30,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:43:30,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:43:30,278 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:43:30,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:43:30,278 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:43:30,278 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:43:30,278 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:43:30,279 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:43:30,279 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:43:30,279 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:43:30,279 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:43:30,279 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:43:30,279 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:43:30,280 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:43:30,280 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:43:30,280 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:43:30,280 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:43:30,280 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:43:30,280 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:43:30,281 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:43:30,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:43:30,281 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:43:30,281 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:43:30,281 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:43:30,281 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:43:30,282 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:43:30,282 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b22026a332ccca8082c7769c107f506d3ca596d9fcaedb9dc78c497ca0c585ab [2024-11-25 02:43:30,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:43:30,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:43:30,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:43:30,598 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:43:30,598 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:43:30,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/product-lines/minepump_spec3_product04.cil.c [2024-11-25 02:43:33,565 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/data/5b02e07db/dc18f5791d5849cb8f998fba11f223ce/FLAG336429eea [2024-11-25 02:43:33,931 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:43:33,932 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/sv-benchmarks/c/product-lines/minepump_spec3_product04.cil.c [2024-11-25 02:43:33,962 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/data/5b02e07db/dc18f5791d5849cb8f998fba11f223ce/FLAG336429eea [2024-11-25 02:43:33,988 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/data/5b02e07db/dc18f5791d5849cb8f998fba11f223ce [2024-11-25 02:43:33,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:43:33,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:43:33,996 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:43:33,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:43:34,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:43:34,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:43:33" (1/1) ... [2024-11-25 02:43:34,008 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dc8c87f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34, skipping insertion in model container [2024-11-25 02:43:34,008 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:43:33" (1/1) ... [2024-11-25 02:43:34,060 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:43:34,422 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_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/sv-benchmarks/c/product-lines/minepump_spec3_product04.cil.c[14184,14197] [2024-11-25 02:43:34,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:43:34,456 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:43:34,466 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2024-11-25 02:43:34,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [135] [2024-11-25 02:43:34,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [501] [2024-11-25 02:43:34,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [539] [2024-11-25 02:43:34,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [638] [2024-11-25 02:43:34,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [647] [2024-11-25 02:43:34,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [682] [2024-11-25 02:43:34,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [816] [2024-11-25 02:43:34,522 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_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/sv-benchmarks/c/product-lines/minepump_spec3_product04.cil.c[14184,14197] [2024-11-25 02:43:34,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:43:34,558 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:43:34,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34 WrapperNode [2024-11-25 02:43:34,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:43:34,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:43:34,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:43:34,561 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:43:34,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34" (1/1) ... [2024-11-25 02:43:34,582 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34" (1/1) ... [2024-11-25 02:43:34,609 INFO L138 Inliner]: procedures = 51, calls = 92, calls flagged for inlining = 20, calls inlined = 17, statements flattened = 148 [2024-11-25 02:43:34,609 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:43:34,610 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:43:34,610 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:43:34,610 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:43:34,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34" (1/1) ... [2024-11-25 02:43:34,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34" (1/1) ... [2024-11-25 02:43:34,621 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34" (1/1) ... [2024-11-25 02:43:34,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34" (1/1) ... [2024-11-25 02:43:34,626 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34" (1/1) ... [2024-11-25 02:43:34,627 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34" (1/1) ... [2024-11-25 02:43:34,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34" (1/1) ... [2024-11-25 02:43:34,633 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34" (1/1) ... [2024-11-25 02:43:34,634 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34" (1/1) ... [2024-11-25 02:43:34,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:43:34,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:43:34,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:43:34,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:43:34,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:43:34" (1/1) ... [2024-11-25 02:43:34,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:43:34,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:43:34,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:43:34,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:43:34,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:43:34,717 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-25 02:43:34,717 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-25 02:43:34,717 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-25 02:43:34,717 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-25 02:43:34,717 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2024-11-25 02:43:34,717 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2024-11-25 02:43:34,717 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-11-25 02:43:34,717 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-11-25 02:43:34,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:43:34,718 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-11-25 02:43:34,719 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-11-25 02:43:34,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:43:34,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:43:34,807 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:43:34,810 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:43:35,101 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-25 02:43:35,101 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:43:35,282 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:43:35,283 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 02:43:35,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:43:35 BoogieIcfgContainer [2024-11-25 02:43:35,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:43:35,284 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:43:35,284 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:43:35,295 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:43:35,296 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:43:35" (1/1) ... [2024-11-25 02:43:35,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:43:35,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:43:35,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2024-11-25 02:43:35,379 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2024-11-25 02:43:35,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:43:35,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:43:35,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:43:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:43:35,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:43:35,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:43:35,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2024-11-25 02:43:35,712 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2024-11-25 02:43:35,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 02:43:35,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:43:35,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:43:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:43:36,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:43:36,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:43:36,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-25 02:43:36,444 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-25 02:43:36,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 02:43:36,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:43:36,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:43:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:43:36,496 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:43:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:43:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:43:36,641 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:43:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:43:36,711 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 02:43:36,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:43:36 ImpRootNode [2024-11-25 02:43:36,762 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:43:36,763 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:43:36,763 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:43:36,763 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:43:36,764 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:43:35" (3/4) ... [2024-11-25 02:43:36,765 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 02:43:36,826 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 31. [2024-11-25 02:43:36,901 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:43:36,901 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:43:36,901 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:43:36,902 INFO L158 Benchmark]: Toolchain (without parser) took 2907.92ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 63.8MB in the end (delta: 54.9MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2024-11-25 02:43:36,903 INFO L158 Benchmark]: CDTParser took 1.65ms. Allocated memory is still 142.6MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:43:36,903 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.14ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 100.3MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:43:36,903 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.59ms. Allocated memory is still 142.6MB. Free memory was 100.3MB in the beginning and 98.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:43:36,904 INFO L158 Benchmark]: Boogie Preprocessor took 26.15ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 97.7MB in the end (delta: 987.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:43:36,904 INFO L158 Benchmark]: RCFGBuilder took 646.67ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 75.2MB in the end (delta: 22.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:43:36,904 INFO L158 Benchmark]: CodeCheck took 1477.73ms. Allocated memory is still 142.6MB. Free memory was 75.2MB in the beginning and 70.2MB in the end (delta: 5.0MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-11-25 02:43:36,905 INFO L158 Benchmark]: Witness Printer took 138.86ms. Allocated memory is still 142.6MB. Free memory was 70.2MB in the beginning and 63.8MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:43:36,907 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 6 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 92 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 82 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 28 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 51 IncrementalHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 54 mSDtfsCounter, 51 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 243 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 643]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L56] int waterLevel = 1; [L57] int methaneLevelCritical = 0; [L305] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L540] int cleanupTimeShifts = 4; [L687] int pumpRunning = 0; [L688] int systemActive = 1; [L616] int retValue_acc ; [L617] int tmp ; [L621] FCALL select_helpers() [L622] FCALL select_features() [L623] CALL, EXPR valid_product() [L531] int retValue_acc ; [L534] retValue_acc = 1 [L535] return (retValue_acc); [L623] RET, EXPR valid_product() [L623] tmp = valid_product() [L625] COND TRUE \read(tmp) [L627] FCALL setup() [L628] CALL runTest() [L610] CALL test() [L818] int splverifierCounter ; [L819] int tmp ; [L820] int tmp___0 ; [L821] int tmp___1 ; [L822] int tmp___2 ; [L825] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L829] COND TRUE splverifierCounter < 4 [L835] tmp = __VERIFIER_nondet_int() [L837] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L839] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L74] COND TRUE waterLevel < 2 [L75] waterLevel = waterLevel + 1 [L839] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L845] tmp___0 = __VERIFIER_nondet_int() [L847] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L855] tmp___2 = __VERIFIER_nondet_int() [L857] COND FALSE !(\read(tmp___2)) [L863] tmp___1 = __VERIFIER_nondet_int() [L865] COND TRUE \read(tmp___1) [L867] CALL stopSystem() [L797] COND FALSE !(\read(pumpRunning)) [L804] systemActive = 0 [L867] RET stopSystem() [L874] CALL timeShift() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L694] COND FALSE !(\read(pumpRunning)) [L701] COND FALSE !(\read(systemActive)) [L709] CALL __utac_acc__Specification3_spec__1() [L650] int tmp ; [L651] int tmp___0 ; [L652] int tmp___1 ; VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L656] CALL, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L95] int retValue_acc ; [L98] retValue_acc = methaneLevelCritical [L99] return (retValue_acc); [L656] RET, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L656] tmp = isMethaneLevelCritical() [L658] COND FALSE !(\read(tmp)) [L662] CALL, EXPR getWaterLevel() [L127] int retValue_acc ; [L130] retValue_acc = waterLevel [L131] return (retValue_acc); [L662] RET, EXPR getWaterLevel() [L662] tmp___0 = getWaterLevel() [L664] COND TRUE tmp___0 == 2 [L666] CALL, EXPR isPumpRunning() [L749] int retValue_acc ; [L752] retValue_acc = pumpRunning [L753] return (retValue_acc); [L666] RET, EXPR isPumpRunning() [L666] tmp___1 = isPumpRunning() [L668] COND FALSE !(\read(tmp___1)) [L672] CALL __automaton_fail() [L643] reach_error() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65ms. Allocated memory is still 142.6MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 564.14ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 100.3MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.59ms. Allocated memory is still 142.6MB. Free memory was 100.3MB in the beginning and 98.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.15ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 97.7MB in the end (delta: 987.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 646.67ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 75.2MB in the end (delta: 22.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 1477.73ms. Allocated memory is still 142.6MB. Free memory was 75.2MB in the beginning and 70.2MB in the end (delta: 5.0MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Witness Printer took 138.86ms. Allocated memory is still 142.6MB. Free memory was 70.2MB in the beginning and 63.8MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] - GenericResultAtLocation [Line: 135]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [135] - GenericResultAtLocation [Line: 501]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [501] - GenericResultAtLocation [Line: 539]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [539] - GenericResultAtLocation [Line: 638]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [638] - GenericResultAtLocation [Line: 647]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [647] - GenericResultAtLocation [Line: 682]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [682] - GenericResultAtLocation [Line: 816]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [816] RESULT: Ultimate proved your program to be incorrect! [2024-11-25 02:43:36,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f7dd55-54ab-476d-933b-2b5d09bbddcc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE