./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product03.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_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3a1eba5ca30a3343d8953ecd039be16a8dd6d2bdab2092d3b75c2a024dd1dbf0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:39:33,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:39:34,013 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:39:34,019 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:39:34,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:39:34,043 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:39:34,044 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:39:34,044 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:39:34,045 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:39:34,045 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:39:34,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:39:34,045 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:39:34,046 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:39:34,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:39:34,046 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:39:34,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:39:34,046 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:39:34,047 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:39:34,047 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:39:34,047 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:39:34,047 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:39:34,047 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:39:34,047 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:39:34,048 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:39:34,048 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:39:34,048 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:39:34,048 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:39:34,048 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:39:34,048 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:39:34,049 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:39:34,049 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:39:34,049 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:39:34,049 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:39:34,049 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:39:34,049 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:39:34,049 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:39:34,049 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:39:34,049 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:39:34,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:39:34,050 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:39:34,050 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:39:34,050 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:39:34,050 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:39:34,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:39:34,050 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:39:34,050 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:39:34,050 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:39:34,050 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:39:34,050 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB 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 -> Automizer 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 -> 3a1eba5ca30a3343d8953ecd039be16a8dd6d2bdab2092d3b75c2a024dd1dbf0 [2024-11-28 04:39:34,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:39:34,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:39:34,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:39:34,365 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:39:34,366 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:39:34,367 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/product-lines/minepump_spec2_product03.cil.c [2024-11-28 04:39:37,292 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/data/fef258983/142bff6ec08142ec9e6b8aeb1e6a63c1/FLAGdf4f8b1a2 [2024-11-28 04:39:37,726 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:39:37,726 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/sv-benchmarks/c/product-lines/minepump_spec2_product03.cil.c [2024-11-28 04:39:37,738 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/data/fef258983/142bff6ec08142ec9e6b8aeb1e6a63c1/FLAGdf4f8b1a2 [2024-11-28 04:39:37,761 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/data/fef258983/142bff6ec08142ec9e6b8aeb1e6a63c1 [2024-11-28 04:39:37,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:39:37,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:39:37,769 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:39:37,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:39:37,778 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:39:37,779 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:37" (1/1) ... [2024-11-28 04:39:37,780 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58347240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:37, skipping insertion in model container [2024-11-28 04:39:37,780 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:37" (1/1) ... [2024-11-28 04:39:37,815 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:39:38,153 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_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/sv-benchmarks/c/product-lines/minepump_spec2_product03.cil.c[17319,17332] [2024-11-28 04:39:38,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:39:38,173 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:39:38,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [49] [2024-11-28 04:39:38,186 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [181] [2024-11-28 04:39:38,186 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [251] [2024-11-28 04:39:38,186 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [332] [2024-11-28 04:39:38,187 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [370] [2024-11-28 04:39:38,188 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [468] [2024-11-28 04:39:38,188 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [834] [2024-11-28 04:39:38,188 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [874] [2024-11-28 04:39:38,275 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_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/sv-benchmarks/c/product-lines/minepump_spec2_product03.cil.c[17319,17332] [2024-11-28 04:39:38,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:39:38,297 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:39:38,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38 WrapperNode [2024-11-28 04:39:38,297 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:39:38,298 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:39:38,298 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:39:38,299 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:39:38,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2024-11-28 04:39:38,323 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2024-11-28 04:39:38,362 INFO L138 Inliner]: procedures = 51, calls = 91, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 141 [2024-11-28 04:39:38,362 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:39:38,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:39:38,363 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:39:38,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:39:38,372 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2024-11-28 04:39:38,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2024-11-28 04:39:38,374 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2024-11-28 04:39:38,386 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:39:38,387 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2024-11-28 04:39:38,387 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2024-11-28 04:39:38,391 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2024-11-28 04:39:38,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2024-11-28 04:39:38,396 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2024-11-28 04:39:38,401 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2024-11-28 04:39:38,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2024-11-28 04:39:38,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:39:38,408 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:39:38,409 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:39:38,409 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:39:38,410 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (1/1) ... [2024-11-28 04:39:38,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:39:38,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:39:38,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:39:38,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:39:38,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:39:38,485 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-28 04:39:38,485 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-28 04:39:38,485 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2024-11-28 04:39:38,485 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2024-11-28 04:39:38,485 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-28 04:39:38,485 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-28 04:39:38,486 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-11-28 04:39:38,486 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-11-28 04:39:38,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:39:38,486 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-11-28 04:39:38,486 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-11-28 04:39:38,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:39:38,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:39:38,551 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:39:38,553 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:39:38,858 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-28 04:39:38,858 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:39:38,873 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:39:38,875 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-28 04:39:38,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:38 BoogieIcfgContainer [2024-11-28 04:39:38,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:39:38,878 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:39:38,878 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:39:38,885 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:39:38,886 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:39:37" (1/3) ... [2024-11-28 04:39:38,887 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d29611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:39:38, skipping insertion in model container [2024-11-28 04:39:38,887 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:38" (2/3) ... [2024-11-28 04:39:38,888 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d29611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:39:38, skipping insertion in model container [2024-11-28 04:39:38,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:38" (3/3) ... [2024-11-28 04:39:38,890 INFO L128 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product03.cil.c [2024-11-28 04:39:38,906 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:39:38,908 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG minepump_spec2_product03.cil.c that has 6 procedures, 66 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-28 04:39:38,985 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:39:39,002 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@38348b21, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:39:39,003 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:39:39,007 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 56 states have internal predecessors, (73), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-28 04:39:39,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-28 04:39:39,017 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:39:39,018 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:39:39,019 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:39:39,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:39:39,025 INFO L85 PathProgramCache]: Analyzing trace with hash 503433750, now seen corresponding path program 1 times [2024-11-28 04:39:39,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:39:39,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655275065] [2024-11-28 04:39:39,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:39:39,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:39:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:39:39,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:39:39,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:39:39,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655275065] [2024-11-28 04:39:39,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655275065] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:39:39,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:39:39,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:39:39,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21212212] [2024-11-28 04:39:39,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:39:39,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:39:39,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:39:39,430 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:39:39,430 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:39:39,433 INFO L87 Difference]: Start difference. First operand has 66 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 56 states have internal predecessors, (73), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 04:39:39,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:39:39,458 INFO L93 Difference]: Finished difference Result 111 states and 148 transitions. [2024-11-28 04:39:39,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:39:39,460 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2024-11-28 04:39:39,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:39:39,465 INFO L225 Difference]: With dead ends: 111 [2024-11-28 04:39:39,466 INFO L226 Difference]: Without dead ends: 49 [2024-11-28 04:39:39,469 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:39:39,472 INFO L435 NwaCegarLoop]: 64 mSDtfsCounter, 17 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:39:39,472 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 108 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:39:39,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-11-28 04:39:39,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-11-28 04:39:39,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 40 states have (on average 1.325) internal successors, (53), 43 states have internal predecessors, (53), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-28 04:39:39,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 61 transitions. [2024-11-28 04:39:39,502 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 61 transitions. Word has length 25 [2024-11-28 04:39:39,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:39:39,503 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 61 transitions. [2024-11-28 04:39:39,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 04:39:39,503 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2024-11-28 04:39:39,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-28 04:39:39,504 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:39:39,504 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:39:39,504 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 04:39:39,504 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:39:39,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:39:39,505 INFO L85 PathProgramCache]: Analyzing trace with hash -784239664, now seen corresponding path program 1 times [2024-11-28 04:39:39,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:39:39,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775029659] [2024-11-28 04:39:39,506 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:39:39,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:39:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:39:39,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:39:39,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:39:39,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775029659] [2024-11-28 04:39:39,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775029659] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:39:39,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:39:39,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:39:39,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209336283] [2024-11-28 04:39:39,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:39:39,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:39:39,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:39:39,646 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:39:39,646 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:39:39,647 INFO L87 Difference]: Start difference. First operand 49 states and 61 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 04:39:39,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:39:39,678 INFO L93 Difference]: Finished difference Result 130 states and 167 transitions. [2024-11-28 04:39:39,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:39:39,679 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2024-11-28 04:39:39,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:39:39,680 INFO L225 Difference]: With dead ends: 130 [2024-11-28 04:39:39,680 INFO L226 Difference]: Without dead ends: 89 [2024-11-28 04:39:39,681 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:39:39,681 INFO L435 NwaCegarLoop]: 60 mSDtfsCounter, 41 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:39:39,682 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 110 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:39:39,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-28 04:39:39,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 84. [2024-11-28 04:39:39,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 67 states have (on average 1.3582089552238805) internal successors, (91), 72 states have internal predecessors, (91), 8 states have call successors, (8), 8 states have call predecessors, (8), 8 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-28 04:39:39,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 107 transitions. [2024-11-28 04:39:39,697 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 107 transitions. Word has length 29 [2024-11-28 04:39:39,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:39:39,698 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 107 transitions. [2024-11-28 04:39:39,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 04:39:39,698 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 107 transitions. [2024-11-28 04:39:39,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-28 04:39:39,699 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:39:39,699 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:39:39,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:39:39,700 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:39:39,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:39:39,700 INFO L85 PathProgramCache]: Analyzing trace with hash -503937929, now seen corresponding path program 1 times [2024-11-28 04:39:39,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:39:39,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017666717] [2024-11-28 04:39:39,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:39:39,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:39:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:39:39,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:39:39,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:39:39,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017666717] [2024-11-28 04:39:39,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017666717] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:39:39,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:39:39,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:39:39,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109867427] [2024-11-28 04:39:39,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:39:39,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:39:39,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:39:39,853 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:39:39,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:39:39,853 INFO L87 Difference]: Start difference. First operand 84 states and 107 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 04:39:39,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:39:39,889 INFO L93 Difference]: Finished difference Result 160 states and 210 transitions. [2024-11-28 04:39:39,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:39:39,890 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2024-11-28 04:39:39,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:39:39,894 INFO L225 Difference]: With dead ends: 160 [2024-11-28 04:39:39,894 INFO L226 Difference]: Without dead ends: 158 [2024-11-28 04:39:39,894 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:39:39,895 INFO L435 NwaCegarLoop]: 60 mSDtfsCounter, 37 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:39:39,895 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 109 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:39:39,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-11-28 04:39:39,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2024-11-28 04:39:39,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 125 states have (on average 1.368) internal successors, (171), 134 states have internal predecessors, (171), 16 states have call successors, (16), 16 states have call predecessors, (16), 16 states have return successors, (20), 16 states have call predecessors, (20), 16 states have call successors, (20) [2024-11-28 04:39:39,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 207 transitions. [2024-11-28 04:39:39,923 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 207 transitions. Word has length 30 [2024-11-28 04:39:39,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:39:39,923 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 207 transitions. [2024-11-28 04:39:39,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 04:39:39,923 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 207 transitions. [2024-11-28 04:39:39,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-28 04:39:39,928 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:39:39,928 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:39:39,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:39:39,929 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:39:39,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:39:39,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1819811213, now seen corresponding path program 1 times [2024-11-28 04:39:39,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:39:39,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112731739] [2024-11-28 04:39:39,934 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:39:39,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:39:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:39:40,363 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-28 04:39:40,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:39:40,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112731739] [2024-11-28 04:39:40,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112731739] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:39:40,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1267991873] [2024-11-28 04:39:40,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:39:40,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:39:40,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:39:40,372 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:39:40,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:39:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:39:40,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:39:40,519 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:39:40,758 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-28 04:39:40,758 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:39:40,886 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-28 04:39:40,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1267991873] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 04:39:40,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:39:40,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7, 4] total 10 [2024-11-28 04:39:40,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490412383] [2024-11-28 04:39:40,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:39:40,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:39:40,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:39:40,887 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:39:40,888 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:39:40,888 INFO L87 Difference]: Start difference. First operand 158 states and 207 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-28 04:39:40,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:39:40,972 INFO L93 Difference]: Finished difference Result 225 states and 298 transitions. [2024-11-28 04:39:40,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:39:40,972 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 54 [2024-11-28 04:39:40,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:39:40,973 INFO L225 Difference]: With dead ends: 225 [2024-11-28 04:39:40,973 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 04:39:40,974 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:39:40,975 INFO L435 NwaCegarLoop]: 46 mSDtfsCounter, 28 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:39:40,975 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 136 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:39:40,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 04:39:40,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 04:39:40,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:39:40,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 04:39:40,977 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2024-11-28 04:39:40,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:39:40,977 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 04:39:40,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-28 04:39:40,977 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 04:39:40,977 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 04:39:40,980 INFO L782 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:39:40,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 04:39:41,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:39:41,185 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-28 04:39:41,186 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 04:39:41,570 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:39:41,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:39:41 BoogieIcfgContainer [2024-11-28 04:39:41,589 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:39:41,590 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:39:41,590 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:39:41,590 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:39:41,592 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:38" (3/4) ... [2024-11-28 04:39:41,594 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 04:39:41,600 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2024-11-28 04:39:41,600 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2024-11-28 04:39:41,600 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2024-11-28 04:39:41,600 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2024-11-28 04:39:41,600 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2024-11-28 04:39:41,608 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-28 04:39:41,609 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-28 04:39:41,609 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-28 04:39:41,609 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 04:39:41,609 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 04:39:41,727 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 04:39:41,727 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 04:39:41,728 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:39:41,729 INFO L158 Benchmark]: Toolchain (without parser) took 3962.88ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.8MB in the beginning and 321.8MB in the end (delta: -228.0MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2024-11-28 04:39:41,730 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:39:41,733 INFO L158 Benchmark]: CACSL2BoogieTranslator took 529.14ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 75.5MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:39:41,733 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.98ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 73.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:39:41,733 INFO L158 Benchmark]: Boogie Preprocessor took 45.03ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 72.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:39:41,734 INFO L158 Benchmark]: RCFGBuilder took 466.90ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 57.4MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:39:41,734 INFO L158 Benchmark]: TraceAbstraction took 2710.73ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 43.1MB in the end (delta: 13.6MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-11-28 04:39:41,734 INFO L158 Benchmark]: Witness Printer took 138.00ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 43.1MB in the beginning and 321.8MB in the end (delta: -278.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:39:41,737 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 529.14ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 75.5MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.98ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 73.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.03ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 72.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 466.90ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 57.4MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2710.73ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 43.1MB in the end (delta: 13.6MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Witness Printer took 138.00ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 43.1MB in the beginning and 321.8MB in the end (delta: -278.7MB). 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,"MinePump.i","") [49] - GenericResultAtLocation [Line: 181]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [181] - GenericResultAtLocation [Line: 251]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [251] - GenericResultAtLocation [Line: 332]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [332] - GenericResultAtLocation [Line: 370]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [370] - GenericResultAtLocation [Line: 468]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [468] - GenericResultAtLocation [Line: 834]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [834] - GenericResultAtLocation [Line: 874]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [874] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 879]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 126 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 123 mSDsluCounter, 463 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 233 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23 IncrementalHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 230 mSDtfsCounter, 23 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 125 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=158occurred in iteration=3, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 192 NumberOfCodeBlocks, 192 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 240 ConstructedInterpolants, 0 QuantifiedInterpolants, 554 SizeOfPredicates, 1 NumberOfNonLiveVariables, 209 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 59/63 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (methAndRunningLastTime == 0)) && (splverifierCounter == 0)) - InvariantResult [Line: 194]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2024-11-28 04:39:41,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4f74cd-0e1c-4eed-8e33-cab601edf48d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE