./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product28.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_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1 --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 9f236da57fa92653d636674a80852c8106739bc443cbd0a5f898a694ed49c247
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 14:37:59,234 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 14:37:59,292 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-12-02 14:37:59,297 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 14:37:59,297 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 14:37:59,319 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 14:37:59,320 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 14:37:59,320 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 14:37:59,320 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 14:37:59,321 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 14:37:59,321 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 14:37:59,321 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 14:37:59,321 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 14:37:59,321 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 14:37:59,321 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 14:37:59,322 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 14:37:59,322 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 14:37:59,322 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 14:37:59,322 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 14:37:59,322 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 14:37:59,322 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 14:37:59,322 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 14:37:59,322 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 14:37:59,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 14:37:59,322 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 14:37:59,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 14:37:59,323 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 14:37:59,323 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 14:37:59,323 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 14:37:59,323 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 14:37:59,323 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 14:37:59,323 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 14:37:59,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:37:59,323 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 14:37:59,323 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 14:37:59,323 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 14:37:59,323 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 14:37:59,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:37:59,324 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 14:37:59,324 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 14:37:59,324 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 14:37:59,324 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 14:37:59,324 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 14:37:59,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 14:37:59,324 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 14:37:59,324 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 14:37:59,324 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 14:37:59,324 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 14:37:59,324 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_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1
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 -> 9f236da57fa92653d636674a80852c8106739bc443cbd0a5f898a694ed49c247
[2024-12-02 14:37:59,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 14:37:59,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 14:37:59,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 14:37:59,589 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 14:37:59,589 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 14:37:59,590 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c
[2024-12-02 14:38:02,288 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/data/ed31ffd58/36350b02fa34442da74c2fb7c08fb1dd/FLAG6714d8f3f
[2024-12-02 14:38:02,508 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 14:38:02,509 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c
[2024-12-02 14:38:02,521 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/data/ed31ffd58/36350b02fa34442da74c2fb7c08fb1dd/FLAG6714d8f3f
[2024-12-02 14:38:02,834 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/data/ed31ffd58/36350b02fa34442da74c2fb7c08fb1dd
[2024-12-02 14:38:02,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 14:38:02,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 14:38:02,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 14:38:02,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 14:38:02,841 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 14:38:02,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:38:02" (1/1) ...
[2024-12-02 14:38:02,842 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bb84e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:02, skipping insertion in model container
[2024-12-02 14:38:02,842 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:38:02" (1/1) ...
[2024-12-02 14:38:02,867 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 14:38:02,995 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_e56b4412-681d-477d-ab96-0f4551c3a42f/sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c[2141,2154]
[2024-12-02 14:38:03,096 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 14:38:03,106 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 14:38:03,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49]
[2024-12-02 14:38:03,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [87]
[2024-12-02 14:38:03,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [96]
[2024-12-02 14:38:03,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [192]
[2024-12-02 14:38:03,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [393]
[2024-12-02 14:38:03,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [463]
[2024-12-02 14:38:03,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [502]
[2024-12-02 14:38:03,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [599]
[2024-12-02 14:38:03,121 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_e56b4412-681d-477d-ab96-0f4551c3a42f/sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c[2141,2154]
[2024-12-02 14:38:03,179 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 14:38:03,197 INFO L204 MainTranslator]: Completed translation
[2024-12-02 14:38:03,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03 WrapperNode
[2024-12-02 14:38:03,198 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 14:38:03,199 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 14:38:03,199 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 14:38:03,199 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 14:38:03,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (1/1) ...
[2024-12-02 14:38:03,215 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (1/1) ...
[2024-12-02 14:38:03,237 INFO L138 Inliner]: procedures = 56, calls = 99, calls flagged for inlining = 23, calls inlined = 18, statements flattened = 173
[2024-12-02 14:38:03,238 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 14:38:03,238 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 14:38:03,238 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 14:38:03,238 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 14:38:03,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (1/1) ...
[2024-12-02 14:38:03,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (1/1) ...
[2024-12-02 14:38:03,248 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (1/1) ...
[2024-12-02 14:38:03,263 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].
[2024-12-02 14:38:03,263 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (1/1) ...
[2024-12-02 14:38:03,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (1/1) ...
[2024-12-02 14:38:03,267 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (1/1) ...
[2024-12-02 14:38:03,268 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (1/1) ...
[2024-12-02 14:38:03,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (1/1) ...
[2024-12-02 14:38:03,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (1/1) ...
[2024-12-02 14:38:03,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (1/1) ...
[2024-12-02 14:38:03,276 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 14:38:03,277 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 14:38:03,277 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 14:38:03,277 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 14:38:03,278 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (1/1) ...
[2024-12-02 14:38:03,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:38:03,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 14:38:03,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 14:38:03,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 14:38:03,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 14:38:03,330 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2024-12-02 14:38:03,330 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2024-12-02 14:38:03,331 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup
[2024-12-02 14:38:03,331 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup
[2024-12-02 14:38:03,331 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift
[2024-12-02 14:38:03,331 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift
[2024-12-02 14:38:03,331 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2024-12-02 14:38:03,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2024-12-02 14:38:03,331 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise
[2024-12-02 14:38:03,331 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise
[2024-12-02 14:38:03,331 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump
[2024-12-02 14:38:03,331 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump
[2024-12-02 14:38:03,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-12-02 14:38:03,332 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2024-12-02 14:38:03,332 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2024-12-02 14:38:03,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 14:38:03,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 14:38:03,397 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 14:38:03,399 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 14:38:03,616 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live.
[2024-12-02 14:38:03,616 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 14:38:03,627 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 14:38:03,627 INFO L312 CfgBuilder]: Removed 4 assume(true) statements.
[2024-12-02 14:38:03,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:38:03 BoogieIcfgContainer
[2024-12-02 14:38:03,627 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 14:38:03,629 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 14:38:03,630 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 14:38:03,634 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 14:38:03,634 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:38:02" (1/3) ...
[2024-12-02 14:38:03,634 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fe60748 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:38:03, skipping insertion in model container
[2024-12-02 14:38:03,635 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:03" (2/3) ...
[2024-12-02 14:38:03,635 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fe60748 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:38:03, skipping insertion in model container
[2024-12-02 14:38:03,635 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:38:03" (3/3) ...
[2024-12-02 14:38:03,636 INFO L128 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product28.cil.c
[2024-12-02 14:38:03,648 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 14:38:03,649 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG minepump_spec2_product28.cil.c that has 8 procedures, 81 locations, 1 initial locations, 2 loop locations, and 1 error locations.
[2024-12-02 14:38:03,696 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 14:38:03,707 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;@549cdfa0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 14:38:03,707 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-12-02 14:38:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 61 states have (on average 1.3934426229508197) internal successors, (85), 68 states have internal predecessors, (85), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11)
[2024-12-02 14:38:03,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2024-12-02 14:38:03,716 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:38:03,717 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]
[2024-12-02 14:38:03,717 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 14:38:03,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:38:03,721 INFO L85 PathProgramCache]: Analyzing trace with hash -182633619, now seen corresponding path program 1 times
[2024-12-02 14:38:03,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 14:38:03,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656358146]
[2024-12-02 14:38:03,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:38:03,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:38:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:38:03,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:38:03,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 14:38:03,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656358146]
[2024-12-02 14:38:03,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656358146] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:38:03,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:38:03,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 14:38:03,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716110026]
[2024-12-02 14:38:03,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:38:03,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 14:38:03,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 14:38:03,880 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 14:38:03,880 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 14:38:03,882 INFO L87 Difference]: Start difference. First operand has 81 states, 61 states have (on average 1.3934426229508197) internal successors, (85), 68 states have internal predecessors, (85), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 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)
[2024-12-02 14:38:03,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:38:03,906 INFO L93 Difference]: Finished difference Result 153 states and 208 transitions.
[2024-12-02 14:38:03,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 14:38:03,907 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 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
[2024-12-02 14:38:03,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:38:03,914 INFO L225 Difference]: With dead ends: 153
[2024-12-02 14:38:03,914 INFO L226 Difference]: Without dead ends: 72
[2024-12-02 14:38:03,918 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 14:38:03,920 INFO L435 NwaCegarLoop]: 101 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:38:03,921 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:38:03,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states.
[2024-12-02 14:38:03,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72.
[2024-12-02 14:38:03,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 54 states have (on average 1.3148148148148149) internal successors, (71), 60 states have internal predecessors, (71), 11 states have call successors, (11), 7 states have call predecessors, (11), 6 states have return successors, (10), 8 states have call predecessors, (10), 10 states have call successors, (10)
[2024-12-02 14:38:03,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 92 transitions.
[2024-12-02 14:38:03,951 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 92 transitions. Word has length 25
[2024-12-02 14:38:03,951 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:38:03,952 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 92 transitions.
[2024-12-02 14:38:03,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 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)
[2024-12-02 14:38:03,952 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 92 transitions.
[2024-12-02 14:38:03,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2024-12-02 14:38:03,953 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:38:03,954 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]
[2024-12-02 14:38:03,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-12-02 14:38:03,954 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 14:38:03,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:38:03,955 INFO L85 PathProgramCache]: Analyzing trace with hash -652710029, now seen corresponding path program 1 times
[2024-12-02 14:38:03,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 14:38:03,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356454526]
[2024-12-02 14:38:03,955 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:38:03,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:38:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:38:04,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:38:04,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 14:38:04,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356454526]
[2024-12-02 14:38:04,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356454526] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:38:04,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:38:04,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 14:38:04,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044197412]
[2024-12-02 14:38:04,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:38:04,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 14:38:04,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 14:38:04,065 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 14:38:04,065 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 14:38:04,066 INFO L87 Difference]: Start difference. First operand 72 states and 92 transitions. 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)
[2024-12-02 14:38:04,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:38:04,081 INFO L93 Difference]: Finished difference Result 106 states and 134 transitions.
[2024-12-02 14:38:04,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 14:38:04,082 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
[2024-12-02 14:38:04,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:38:04,083 INFO L225 Difference]: With dead ends: 106
[2024-12-02 14:38:04,083 INFO L226 Difference]: Without dead ends: 64
[2024-12-02 14:38:04,084 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
[2024-12-02 14:38:04,084 INFO L435 NwaCegarLoop]: 80 mSDtfsCounter, 17 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 139 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
[2024-12-02 14:38:04,085 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 139 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:38:04,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states.
[2024-12-02 14:38:04,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64.
[2024-12-02 14:38:04,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 55 states have internal predecessors, (65), 8 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8)
[2024-12-02 14:38:04,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 81 transitions.
[2024-12-02 14:38:04,093 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 81 transitions. Word has length 25
[2024-12-02 14:38:04,093 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:38:04,093 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 81 transitions.
[2024-12-02 14:38:04,093 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)
[2024-12-02 14:38:04,094 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions.
[2024-12-02 14:38:04,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2024-12-02 14:38:04,095 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:38:04,095 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]
[2024-12-02 14:38:04,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-12-02 14:38:04,095 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 14:38:04,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:38:04,096 INFO L85 PathProgramCache]: Analyzing trace with hash 884970474, now seen corresponding path program 1 times
[2024-12-02 14:38:04,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 14:38:04,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576860819]
[2024-12-02 14:38:04,096 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:38:04,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:38:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:38:04,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:38:04,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 14:38:04,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576860819]
[2024-12-02 14:38:04,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576860819] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:38:04,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:38:04,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 14:38:04,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915854332]
[2024-12-02 14:38:04,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:38:04,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 14:38:04,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 14:38:04,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 14:38:04,181 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 14:38:04,181 INFO L87 Difference]: Start difference. First operand 64 states and 81 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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)
[2024-12-02 14:38:04,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:38:04,215 INFO L93 Difference]: Finished difference Result 174 states and 226 transitions.
[2024-12-02 14:38:04,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 14:38:04,216 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), 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 30
[2024-12-02 14:38:04,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:38:04,217 INFO L225 Difference]: With dead ends: 174
[2024-12-02 14:38:04,217 INFO L226 Difference]: Without dead ends: 118
[2024-12-02 14:38:04,218 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
[2024-12-02 14:38:04,218 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 73 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:38:04,219 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 166 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:38:04,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states.
[2024-12-02 14:38:04,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 115.
[2024-12-02 14:38:04,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 86 states have (on average 1.3604651162790697) internal successors, (117), 97 states have internal predecessors, (117), 16 states have call successors, (16), 12 states have call predecessors, (16), 12 states have return successors, (16), 11 states have call predecessors, (16), 16 states have call successors, (16)
[2024-12-02 14:38:04,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 149 transitions.
[2024-12-02 14:38:04,237 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 149 transitions. Word has length 30
[2024-12-02 14:38:04,237 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:38:04,237 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 149 transitions.
[2024-12-02 14:38:04,238 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), 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)
[2024-12-02 14:38:04,238 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 149 transitions.
[2024-12-02 14:38:04,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2024-12-02 14:38:04,239 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:38:04,239 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, 1, 1, 1]
[2024-12-02 14:38:04,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-12-02 14:38:04,239 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 14:38:04,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:38:04,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1891247860, now seen corresponding path program 1 times
[2024-12-02 14:38:04,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 14:38:04,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697094405]
[2024-12-02 14:38:04,240 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:38:04,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:38:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:38:04,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:38:04,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 14:38:04,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697094405]
[2024-12-02 14:38:04,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697094405] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:38:04,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:38:04,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-12-02 14:38:04,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889875428]
[2024-12-02 14:38:04,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:38:04,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-12-02 14:38:04,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 14:38:04,366 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-12-02 14:38:04,366 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 14:38:04,366 INFO L87 Difference]: Start difference. First operand 115 states and 149 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 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)
[2024-12-02 14:38:04,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:38:04,433 INFO L93 Difference]: Finished difference Result 192 states and 251 transitions.
[2024-12-02 14:38:04,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-12-02 14:38:04,433 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 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 33
[2024-12-02 14:38:04,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:38:04,434 INFO L225 Difference]: With dead ends: 192
[2024-12-02 14:38:04,434 INFO L226 Difference]: Without dead ends: 0
[2024-12-02 14:38:04,435 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42
[2024-12-02 14:38:04,436 INFO L435 NwaCegarLoop]: 50 mSDtfsCounter, 31 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:38:04,437 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 148 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:38:04,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-12-02 14:38:04,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-12-02 14:38:04,437 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)
[2024-12-02 14:38:04,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-12-02 14:38:04,438 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33
[2024-12-02 14:38:04,438 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:38:04,438 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-12-02 14:38:04,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 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)
[2024-12-02 14:38:04,438 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-12-02 14:38:04,439 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-12-02 14:38:04,441 INFO L782 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-12-02 14:38:04,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-12-02 14:38:04,443 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2024-12-02 14:38:04,445 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-12-02 14:38:04,708 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-12-02 14:38:04,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:38:04 BoogieIcfgContainer
[2024-12-02 14:38:04,720 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 14:38:04,721 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 14:38:04,721 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 14:38:04,721 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 14:38:04,722 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:38:03" (3/4) ...
[2024-12-02 14:38:04,724 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-12-02 14:38:04,728 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump
[2024-12-02 14:38:04,728 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base
[2024-12-02 14:38:04,728 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel
[2024-12-02 14:38:04,728 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup
[2024-12-02 14:38:04,729 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift
[2024-12-02 14:38:04,729 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical
[2024-12-02 14:38:04,729 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise
[2024-12-02 14:38:04,733 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges
[2024-12-02 14:38:04,734 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges
[2024-12-02 14:38:04,734 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2024-12-02 14:38:04,734 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-12-02 14:38:04,735 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-12-02 14:38:04,819 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml
[2024-12-02 14:38:04,819 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/witness.yml
[2024-12-02 14:38:04,820 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 14:38:04,820 INFO L158 Benchmark]: Toolchain (without parser) took 1983.51ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 57.7MB in the end (delta: 58.2MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB.
[2024-12-02 14:38:04,821 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:38:04,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.50ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 97.0MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 14:38:04,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.75ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 95.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:38:04,825 INFO L158 Benchmark]: Boogie Preprocessor took 38.40ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 93.6MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 14:38:04,825 INFO L158 Benchmark]: RCFGBuilder took 350.19ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 77.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 14:38:04,825 INFO L158 Benchmark]: TraceAbstraction took 1090.85ms. Allocated memory is still 142.6MB. Free memory was 77.2MB in the beginning and 64.6MB in the end (delta: 12.6MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB.
[2024-12-02 14:38:04,826 INFO L158 Benchmark]: Witness Printer took 98.76ms. Allocated memory is still 142.6MB. Free memory was 64.6MB in the beginning and 57.7MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 14:38:04,827 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 360.50ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 97.0MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 38.75ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 95.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 38.40ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 93.6MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* RCFGBuilder took 350.19ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 77.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 1090.85ms. Allocated memory is still 142.6MB. Free memory was 77.2MB in the beginning and 64.6MB in the end (delta: 12.6MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB.
* Witness Printer took 98.76ms. Allocated memory is still 142.6MB. Free memory was 64.6MB in the beginning and 57.7MB in the end (delta: 6.8MB). 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,"featureselect.i","") [49]
- GenericResultAtLocation [Line: 87]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [87]
- GenericResultAtLocation [Line: 96]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [96]
- GenericResultAtLocation [Line: 192]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [192]
- GenericResultAtLocation [Line: 393]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [393]
- GenericResultAtLocation [Line: 463]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [463]
- GenericResultAtLocation [Line: 502]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [502]
- GenericResultAtLocation [Line: 599]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [599]
* 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: 92]: 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 8 procedures, 81 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 125 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 121 mSDsluCounter, 554 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 225 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23 IncrementalHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 329 mSDtfsCounter, 23 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred in iteration=3, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 173 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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: 404]: Location Invariant
Derived location invariant: 0
- InvariantResult [Line: 405]: Loop Invariant
Derived loop invariant: ((pumpRunning == 0) && (splverifierCounter == 0))
- InvariantResult [Line: 514]: Loop Invariant
Derived loop invariant: 0
RESULT: Ultimate proved your program to be correct!
[2024-12-02 14:38:04,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56b4412-681d-477d-ab96-0f4551c3a42f/bin/uautomizer-verify-84ZbGMXZE1/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