./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 9bd2c7ff
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu --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 5b8d1d7ceb68ac6e6630901277fde5f28b3f6a5d2baa824d9bcd68a03d4bbbff
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:41:12,188 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:41:12,308 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf
[2023-11-19 07:41:12,315 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:41:12,316 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:41:12,354 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:41:12,355 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:41:12,356 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:41:12,357 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 07:41:12,362 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-19 07:41:12,363 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:41:12,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 07:41:12,364 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 07:41:12,366 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:41:12,366 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 07:41:12,367 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 07:41:12,367 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 07:41:12,368 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 07:41:12,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 07:41:12,369 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 07:41:12,369 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 07:41:12,370 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 07:41:12,370 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 07:41:12,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 07:41:12,371 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 07:41:12,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:41:12,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 07:41:12,373 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-19 07:41:12,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:41:12,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:41:12,376 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 07:41:12,376 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 07:41:12,377 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-19 07:41:12,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 07:41:12,377 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-19 07:41:12,378 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 07:41:12,378 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-11-19 07:41:12,378 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-19 07:41:12,378 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-11-19 07:41:12,379 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b8d1d7ceb68ac6e6630901277fde5f28b3f6a5d2baa824d9bcd68a03d4bbbff
[2023-11-19 07:41:12,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:41:12,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:41:12,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:41:12,762 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 07:41:12,763 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 07:41:12,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c
[2023-11-19 07:41:15,749 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:41:16,096 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 07:41:16,100 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c
[2023-11-19 07:41:16,122 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/data/1111f58d1/fa12e86f35694f9fb7e7049e4f3bdd7c/FLAG821b63bb8
[2023-11-19 07:41:16,141 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/data/1111f58d1/fa12e86f35694f9fb7e7049e4f3bdd7c
[2023-11-19 07:41:16,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:41:16,151 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:41:16,155 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:41:16,155 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:41:16,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:41:16,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:16" (1/1) ...
[2023-11-19 07:41:16,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e76c91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16, skipping insertion in model container
[2023-11-19 07:41:16,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:16" (1/1) ...
[2023-11-19 07:41:16,233 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:41:16,489 WARN L240 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_db67d06f-0ede-4648-a0f9-891612143f93/sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c[16697,16710]
[2023-11-19 07:41:16,494 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:41:16,512 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 07:41:16,523 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49]
[2023-11-19 07:41:16,525 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [153]
[2023-11-19 07:41:16,525 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [188]
[2023-11-19 07:41:16,525 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [272]
[2023-11-19 07:41:16,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [408]
[2023-11-19 07:41:16,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [477]
[2023-11-19 07:41:16,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [843]
[2023-11-19 07:41:16,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [852]
[2023-11-19 07:41:16,588 WARN L240 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_db67d06f-0ede-4648-a0f9-891612143f93/sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c[16697,16710]
[2023-11-19 07:41:16,596 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:41:16,623 INFO L206 MainTranslator]: Completed translation
[2023-11-19 07:41:16,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16 WrapperNode
[2023-11-19 07:41:16,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:41:16,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:41:16,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:41:16,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:41:16,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16" (1/1) ...
[2023-11-19 07:41:16,655 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16" (1/1) ...
[2023-11-19 07:41:16,694 INFO L138 Inliner]: procedures = 51, calls = 91, calls flagged for inlining = 21, calls inlined = 17, statements flattened = 143
[2023-11-19 07:41:16,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:41:16,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:41:16,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:41:16,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:41:16,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16" (1/1) ...
[2023-11-19 07:41:16,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16" (1/1) ...
[2023-11-19 07:41:16,707 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16" (1/1) ...
[2023-11-19 07:41:16,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16" (1/1) ...
[2023-11-19 07:41:16,714 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16" (1/1) ...
[2023-11-19 07:41:16,719 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16" (1/1) ...
[2023-11-19 07:41:16,721 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16" (1/1) ...
[2023-11-19 07:41:16,722 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16" (1/1) ...
[2023-11-19 07:41:16,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:41:16,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:41:16,726 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:41:16,726 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:41:16,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16" (1/1) ...
[2023-11-19 07:41:16,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:41:16,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:41:16,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-11-19 07:41:16,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:41:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 07:41:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift
[2023-11-19 07:41:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift
[2023-11-19 07:41:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup
[2023-11-19 07:41:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup
[2023-11-19 07:41:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise
[2023-11-19 07:41:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise
[2023-11-19 07:41:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 07:41:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2023-11-19 07:41:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2023-11-19 07:41:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:41:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:41:16,944 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 07:41:16,947 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:41:17,302 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 07:41:17,316 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:41:17,316 INFO L302 CfgBuilder]: Removed 2 assume(true) statements.
[2023-11-19 07:41:17,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:17 BoogieIcfgContainer
[2023-11-19 07:41:17,321 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:41:17,326 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-19 07:41:17,326 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-19 07:41:17,330 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-19 07:41:17,331 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:41:16" (1/3) ...
[2023-11-19 07:41:17,332 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ac05743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:41:17, skipping insertion in model container
[2023-11-19 07:41:17,332 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:16" (2/3) ...
[2023-11-19 07:41:17,334 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ac05743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:41:17, skipping insertion in model container
[2023-11-19 07:41:17,335 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:17" (3/3) ...
[2023-11-19 07:41:17,336 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product04.cil.c
[2023-11-19 07:41:17,360 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-19 07:41:17,360 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-11-19 07:41:17,436 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-19 07:41:17,444 INFO L357 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, mHoare=true, 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;@222f9d55, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2023-11-19 07:41:17,445 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-11-19 07:41:17,450 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 51 states have (on average 1.392156862745098) internal successors, (71), 55 states have internal predecessors, (71), 6 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2023-11-19 07:41:17,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 07:41:17,460 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:41:17,461 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:41:17,462 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:41:17,470 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:41:17,470 INFO L85 PathProgramCache]: Analyzing trace with hash 104536911, now seen corresponding path program 1 times
[2023-11-19 07:41:17,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:41:17,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442455590]
[2023-11-19 07:41:17,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:41:17,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:41:17,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:41:17,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:41:17,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:41:17,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442455590]
[2023-11-19 07:41:17,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442455590] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:41:17,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:41:17,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:41:17,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959536291]
[2023-11-19 07:41:17,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:41:17,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-11-19 07:41:17,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:41:17,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-11-19 07:41:17,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:41:17,755 INFO L87 Difference]: Start difference. First operand has 63 states, 51 states have (on average 1.392156862745098) internal successors, (71), 55 states have internal predecessors, (71), 6 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:41:17,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:41:17,796 INFO L93 Difference]: Finished difference Result 118 states and 161 transitions.
[2023-11-19 07:41:17,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-19 07:41:17,799 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19
[2023-11-19 07:41:17,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:41:17,806 INFO L225 Difference]: With dead ends: 118
[2023-11-19 07:41:17,806 INFO L226 Difference]: Without dead ends: 54
[2023-11-19 07:41:17,809 INFO L412 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
[2023-11-19 07:41:17,814 INFO L413 NwaCegarLoop]: 77 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, 77 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
[2023-11-19 07:41:17,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:41:17,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states.
[2023-11-19 07:41:17,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54.
[2023-11-19 07:41:17,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 44 states have (on average 1.2954545454545454) internal successors, (57), 47 states have internal predecessors, (57), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2023-11-19 07:41:17,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 68 transitions.
[2023-11-19 07:41:17,857 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 68 transitions. Word has length 19
[2023-11-19 07:41:17,857 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:41:17,858 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 68 transitions.
[2023-11-19 07:41:17,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:41:17,858 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions.
[2023-11-19 07:41:17,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-19 07:41:17,861 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:41:17,861 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:41:17,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-19 07:41:17,862 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:41:17,862 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:41:17,863 INFO L85 PathProgramCache]: Analyzing trace with hash -2010419421, now seen corresponding path program 1 times
[2023-11-19 07:41:17,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:41:17,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223944944]
[2023-11-19 07:41:17,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:41:17,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:41:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:41:17,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:41:17,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:41:17,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223944944]
[2023-11-19 07:41:17,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223944944] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:41:17,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:41:17,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 07:41:17,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583635241]
[2023-11-19 07:41:17,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:41:17,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:41:17,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:41:17,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:41:17,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:41:17,994 INFO L87 Difference]: Start difference. First operand 54 states and 68 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:41:18,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:41:18,026 INFO L93 Difference]: Finished difference Result 69 states and 86 transitions.
[2023-11-19 07:41:18,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 07:41:18,027 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20
[2023-11-19 07:41:18,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:41:18,030 INFO L225 Difference]: With dead ends: 69
[2023-11-19 07:41:18,030 INFO L226 Difference]: Without dead ends: 45
[2023-11-19 07:41:18,036 INFO L412 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
[2023-11-19 07:41:18,039 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 18 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 88 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
[2023-11-19 07:41:18,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 88 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:41:18,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states.
[2023-11-19 07:41:18,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45.
[2023-11-19 07:41:18,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 41 states have internal predecessors, (50), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2023-11-19 07:41:18,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 56 transitions.
[2023-11-19 07:41:18,064 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 56 transitions. Word has length 20
[2023-11-19 07:41:18,064 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:41:18,065 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 56 transitions.
[2023-11-19 07:41:18,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:41:18,065 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions.
[2023-11-19 07:41:18,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-11-19 07:41:18,068 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:41:18,069 INFO L195 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]
[2023-11-19 07:41:18,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-19 07:41:18,069 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:41:18,075 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:41:18,081 INFO L85 PathProgramCache]: Analyzing trace with hash -1391456279, now seen corresponding path program 1 times
[2023-11-19 07:41:18,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:41:18,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530380229]
[2023-11-19 07:41:18,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:41:18,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:41:18,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:41:18,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:41:18,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:41:18,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530380229]
[2023-11-19 07:41:18,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530380229] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:41:18,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:41:18,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-19 07:41:18,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8677375]
[2023-11-19 07:41:18,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:41:18,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2023-11-19 07:41:18,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:41:18,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-19 07:41:18,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2023-11-19 07:41:18,296 INFO L87 Difference]: Start difference. First operand 45 states and 56 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:41:18,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:41:18,410 INFO L93 Difference]: Finished difference Result 118 states and 153 transitions.
[2023-11-19 07:41:18,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-19 07:41:18,411 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25
[2023-11-19 07:41:18,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:41:18,414 INFO L225 Difference]: With dead ends: 118
[2023-11-19 07:41:18,414 INFO L226 Difference]: Without dead ends: 80
[2023-11-19 07:41:18,415 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2023-11-19 07:41:18,417 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 124 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:41:18,418 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 151 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:41:18,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states.
[2023-11-19 07:41:18,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 75.
[2023-11-19 07:41:18,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 62 states have (on average 1.3548387096774193) internal successors, (84), 67 states have internal predecessors, (84), 6 states have call successors, (6), 6 states have call predecessors, (6), 6 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7)
[2023-11-19 07:41:18,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 97 transitions.
[2023-11-19 07:41:18,467 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 97 transitions. Word has length 25
[2023-11-19 07:41:18,468 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:41:18,468 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 97 transitions.
[2023-11-19 07:41:18,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:41:18,468 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 97 transitions.
[2023-11-19 07:41:18,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-11-19 07:41:18,469 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:41:18,469 INFO L195 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]
[2023-11-19 07:41:18,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-11-19 07:41:18,469 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:41:18,470 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:41:18,470 INFO L85 PathProgramCache]: Analyzing trace with hash 2118082784, now seen corresponding path program 1 times
[2023-11-19 07:41:18,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:41:18,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696774517]
[2023-11-19 07:41:18,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:41:18,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:41:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:41:18,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:41:18,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:41:18,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696774517]
[2023-11-19 07:41:18,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696774517] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:41:18,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:41:18,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2023-11-19 07:41:18,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116944960]
[2023-11-19 07:41:18,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:41:18,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2023-11-19 07:41:18,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:41:18,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-19 07:41:18,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2023-11-19 07:41:18,600 INFO L87 Difference]: Start difference. First operand 75 states and 97 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:41:18,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:41:18,663 INFO L93 Difference]: Finished difference Result 199 states and 274 transitions.
[2023-11-19 07:41:18,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2023-11-19 07:41:18,667 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26
[2023-11-19 07:41:18,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:41:18,669 INFO L225 Difference]: With dead ends: 199
[2023-11-19 07:41:18,669 INFO L226 Difference]: Without dead ends: 131
[2023-11-19 07:41:18,670 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2023-11-19 07:41:18,672 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 28 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:41:18,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 196 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:41:18,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states.
[2023-11-19 07:41:18,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131.
[2023-11-19 07:41:18,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 108 states have (on average 1.3333333333333333) internal successors, (144), 115 states have internal predecessors, (144), 12 states have call successors, (12), 12 states have call predecessors, (12), 10 states have return successors, (17), 10 states have call predecessors, (17), 12 states have call successors, (17)
[2023-11-19 07:41:18,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 173 transitions.
[2023-11-19 07:41:18,720 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 173 transitions. Word has length 26
[2023-11-19 07:41:18,720 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:41:18,721 INFO L495 AbstractCegarLoop]: Abstraction has 131 states and 173 transitions.
[2023-11-19 07:41:18,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:41:18,721 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 173 transitions.
[2023-11-19 07:41:18,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-11-19 07:41:18,723 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:41:18,724 INFO L195 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]
[2023-11-19 07:41:18,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-11-19 07:41:18,724 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:41:18,725 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:41:18,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1144185819, now seen corresponding path program 1 times
[2023-11-19 07:41:18,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:41:18,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531504645]
[2023-11-19 07:41:18,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:41:18,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:41:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:41:18,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:41:18,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:41:18,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531504645]
[2023-11-19 07:41:18,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531504645] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:41:18,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:41:18,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:41:18,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377421604]
[2023-11-19 07:41:18,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:41:18,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:41:18,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:41:18,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:41:18,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:41:18,823 INFO L87 Difference]: Start difference. First operand 131 states and 173 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:41:18,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:41:18,869 INFO L93 Difference]: Finished difference Result 247 states and 332 transitions.
[2023-11-19 07:41:18,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 07:41:18,870 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28
[2023-11-19 07:41:18,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:41:18,873 INFO L225 Difference]: With dead ends: 247
[2023-11-19 07:41:18,875 INFO L226 Difference]: Without dead ends: 123
[2023-11-19 07:41:18,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:41:18,882 INFO L413 NwaCegarLoop]: 47 mSDtfsCounter, 33 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:41:18,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 47 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:41:18,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states.
[2023-11-19 07:41:18,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123.
[2023-11-19 07:41:18,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 100 states have (on average 1.28) internal successors, (128), 107 states have internal predecessors, (128), 12 states have call successors, (12), 12 states have call predecessors, (12), 10 states have return successors, (14), 10 states have call predecessors, (14), 12 states have call successors, (14)
[2023-11-19 07:41:18,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 154 transitions.
[2023-11-19 07:41:18,920 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 154 transitions. Word has length 28
[2023-11-19 07:41:18,921 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:41:18,921 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 154 transitions.
[2023-11-19 07:41:18,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:41:18,921 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 154 transitions.
[2023-11-19 07:41:18,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2023-11-19 07:41:18,928 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:41:18,929 INFO L195 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]
[2023-11-19 07:41:18,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2023-11-19 07:41:18,929 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:41:18,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:41:18,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1922048634, now seen corresponding path program 1 times
[2023-11-19 07:41:18,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:41:18,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522649537]
[2023-11-19 07:41:18,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:41:18,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:41:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:41:19,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11
[2023-11-19 07:41:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:41:19,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:41:19,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:41:19,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522649537]
[2023-11-19 07:41:19,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522649537] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:41:19,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:41:19,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-11-19 07:41:19,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675991895]
[2023-11-19 07:41:19,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:41:19,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-19 07:41:19,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:41:19,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-19 07:41:19,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2023-11-19 07:41:19,160 INFO L87 Difference]: Start difference. First operand 123 states and 154 transitions. Second operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 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)
[2023-11-19 07:41:19,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:41:19,246 INFO L93 Difference]: Finished difference Result 133 states and 165 transitions.
[2023-11-19 07:41:19,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-19 07:41:19,247 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 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
[2023-11-19 07:41:19,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:41:19,248 INFO L225 Difference]: With dead ends: 133
[2023-11-19 07:41:19,248 INFO L226 Difference]: Without dead ends: 0
[2023-11-19 07:41:19,249 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72
[2023-11-19 07:41:19,250 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 45 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:41:19,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 144 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:41:19,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2023-11-19 07:41:19,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2023-11-19 07:41:19,264 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)
[2023-11-19 07:41:19,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2023-11-19 07:41:19,264 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 30
[2023-11-19 07:41:19,264 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:41:19,265 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-19 07:41:19,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 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)
[2023-11-19 07:41:19,265 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2023-11-19 07:41:19,265 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2023-11-19 07:41:19,268 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2023-11-19 07:41:19,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2023-11-19 07:41:19,271 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2023-11-19 07:41:19,552 INFO L899 garLoopResultBuilder]: For program point L223-1(lines 219 230) no Hoare annotation was computed.
[2023-11-19 07:41:19,553 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 219 230) the Hoare annotation is: true
[2023-11-19 07:41:19,553 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 219 230) no Hoare annotation was computed.
[2023-11-19 07:41:19,553 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 871) no Hoare annotation was computed.
[2023-11-19 07:41:19,553 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 874) no Hoare annotation was computed.
[2023-11-19 07:41:19,553 INFO L899 garLoopResultBuilder]: For program point L861-1(lines 853 877) no Hoare annotation was computed.
[2023-11-19 07:41:19,554 INFO L899 garLoopResultBuilder]: For program point __automaton_fail_returnLabel#1(lines 844 851) no Hoare annotation was computed.
[2023-11-19 07:41:19,554 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 282 305) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0))
[2023-11-19 07:41:19,554 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 203) no Hoare annotation was computed.
[2023-11-19 07:41:19,554 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 282 305) no Hoare annotation was computed.
[2023-11-19 07:41:19,554 INFO L899 garLoopResultBuilder]: For program point L199-2(lines 195 206) no Hoare annotation was computed.
[2023-11-19 07:41:19,554 INFO L899 garLoopResultBuilder]: For program point processEnvironment_returnLabel#1(lines 306 312) no Hoare annotation was computed.
[2023-11-19 07:41:19,555 INFO L899 garLoopResultBuilder]: For program point L286-1(lines 285 304) no Hoare annotation was computed.
[2023-11-19 07:41:19,555 INFO L899 garLoopResultBuilder]: For program point getWaterLevel_returnLabel#1(lines 263 271) no Hoare annotation was computed.
[2023-11-19 07:41:19,555 INFO L899 garLoopResultBuilder]: For program point L848(line 848) no Hoare annotation was computed.
[2023-11-19 07:41:19,555 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 282 305) no Hoare annotation was computed.
[2023-11-19 07:41:19,555 INFO L899 garLoopResultBuilder]: For program point isPumpRunning_returnLabel#1(lines 340 348) no Hoare annotation was computed.
[2023-11-19 07:41:19,555 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 848) no Hoare annotation was computed.
[2023-11-19 07:41:19,555 INFO L899 garLoopResultBuilder]: For program point L293-1(lines 293 299) no Hoare annotation was computed.
[2023-11-19 07:41:19,556 INFO L902 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true
[2023-11-19 07:41:19,556 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed.
[2023-11-19 07:41:19,556 INFO L899 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed.
[2023-11-19 07:41:19,556 INFO L902 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true
[2023-11-19 07:41:19,556 INFO L902 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true
[2023-11-19 07:41:19,556 INFO L899 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed.
[2023-11-19 07:41:19,556 INFO L899 garLoopResultBuilder]: For program point L77(lines 52 81) no Hoare annotation was computed.
[2023-11-19 07:41:19,557 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 52 81) the Hoare annotation is: true
[2023-11-19 07:41:19,557 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed.
[2023-11-19 07:41:19,557 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed.
[2023-11-19 07:41:19,557 INFO L899 garLoopResultBuilder]: For program point startSystem_returnLabel#1(lines 400 407) no Hoare annotation was computed.
[2023-11-19 07:41:19,557 INFO L895 garLoopResultBuilder]: At program point L469(lines 418 470) the Hoare annotation is: false
[2023-11-19 07:41:19,557 INFO L899 garLoopResultBuilder]: For program point runTest_returnLabel#1(lines 117 126) no Hoare annotation was computed.
[2023-11-19 07:41:19,557 INFO L899 garLoopResultBuilder]: For program point select_features_returnLabel#1(lines 165 171) no Hoare annotation was computed.
[2023-11-19 07:41:19,557 INFO L899 garLoopResultBuilder]: For program point L457(lines 457 463) no Hoare annotation was computed.
[2023-11-19 07:41:19,558 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 130 152) no Hoare annotation was computed.
[2023-11-19 07:41:19,558 INFO L895 garLoopResultBuilder]: At program point L457-2(lines 449 464) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))
[2023-11-19 07:41:19,558 INFO L899 garLoopResultBuilder]: For program point L420(lines 419 468) no Hoare annotation was computed.
[2023-11-19 07:41:19,558 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 464) no Hoare annotation was computed.
[2023-11-19 07:41:19,558 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed.
[2023-11-19 07:41:19,558 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2023-11-19 07:41:19,558 INFO L895 garLoopResultBuilder]: At program point L441(line 441) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))
[2023-11-19 07:41:19,559 INFO L895 garLoopResultBuilder]: At program point L466(lines 419 468) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))
[2023-11-19 07:41:19,559 INFO L899 garLoopResultBuilder]: For program point L429(lines 429 435) no Hoare annotation was computed.
[2023-11-19 07:41:19,559 INFO L899 garLoopResultBuilder]: For program point L140(lines 140 147) no Hoare annotation was computed.
[2023-11-19 07:41:19,559 INFO L899 garLoopResultBuilder]: For program point L429-1(lines 429 435) no Hoare annotation was computed.
[2023-11-19 07:41:19,559 INFO L899 garLoopResultBuilder]: For program point L140-2(lines 140 147) no Hoare annotation was computed.
[2023-11-19 07:41:19,559 INFO L899 garLoopResultBuilder]: For program point setup_returnLabel#1(lines 109 115) no Hoare annotation was computed.
[2023-11-19 07:41:19,559 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 425) no Hoare annotation was computed.
[2023-11-19 07:41:19,560 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2023-11-19 07:41:19,560 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed.
[2023-11-19 07:41:19,560 INFO L899 garLoopResultBuilder]: For program point select_helpers_returnLabel#1(lines 172 178) no Hoare annotation was computed.
[2023-11-19 07:41:19,560 INFO L899 garLoopResultBuilder]: For program point L389(lines 389 395) no Hoare annotation was computed.
[2023-11-19 07:41:19,560 INFO L899 garLoopResultBuilder]: For program point L389-2(lines 389 395) no Hoare annotation was computed.
[2023-11-19 07:41:19,560 INFO L899 garLoopResultBuilder]: For program point deactivatePump_returnLabel#1(lines 321 328) no Hoare annotation was computed.
[2023-11-19 07:41:19,560 INFO L899 garLoopResultBuilder]: For program point L472(lines 409 476) no Hoare annotation was computed.
[2023-11-19 07:41:19,560 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 445) no Hoare annotation was computed.
[2023-11-19 07:41:19,560 INFO L899 garLoopResultBuilder]: For program point L439-1(lines 439 445) no Hoare annotation was computed.
[2023-11-19 07:41:19,561 INFO L899 garLoopResultBuilder]: For program point stopSystem_returnLabel#1(lines 385 399) no Hoare annotation was computed.
[2023-11-19 07:41:19,561 INFO L895 garLoopResultBuilder]: At program point L431(line 431) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))
[2023-11-19 07:41:19,561 INFO L899 garLoopResultBuilder]: For program point valid_product_returnLabel#1(lines 179 187) no Hoare annotation was computed.
[2023-11-19 07:41:19,561 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 207 218) no Hoare annotation was computed.
[2023-11-19 07:41:19,561 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 207 218) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0))
[2023-11-19 07:41:19,561 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 207 218) no Hoare annotation was computed.
[2023-11-19 07:41:19,564 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1]
[2023-11-19 07:41:19,566 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-19 07:41:19,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:41:19 BoogieIcfgContainer
[2023-11-19 07:41:19,579 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-19 07:41:19,580 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 07:41:19,580 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 07:41:19,580 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 07:41:19,581 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:17" (3/4) ...
[2023-11-19 07:41:19,583 INFO L137 WitnessPrinter]: Generating witness for correct program
[2023-11-19 07:41:19,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel
[2023-11-19 07:41:19,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift
[2023-11-19 07:41:19,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup
[2023-11-19 07:41:19,588 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise
[2023-11-19 07:41:19,594 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges
[2023-11-19 07:41:19,595 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges
[2023-11-19 07:41:19,595 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2023-11-19 07:41:19,596 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2023-11-19 07:41:19,596 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2023-11-19 07:41:19,626 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (splverifierCounter == 0))
[2023-11-19 07:41:19,650 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (splverifierCounter == 0))
[2023-11-19 07:41:19,702 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml
[2023-11-19 07:41:19,703 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/witness.yml
[2023-11-19 07:41:19,703 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 07:41:19,704 INFO L158 Benchmark]: Toolchain (without parser) took 3552.76ms. Allocated memory is still 207.6MB. Free memory was 168.1MB in the beginning and 98.2MB in the end (delta: 69.9MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB.
[2023-11-19 07:41:19,704 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 207.6MB. Free memory is still 183.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:41:19,705 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.99ms. Allocated memory is still 207.6MB. Free memory was 168.1MB in the beginning and 149.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
[2023-11-19 07:41:19,705 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.43ms. Allocated memory is still 207.6MB. Free memory was 149.2MB in the beginning and 147.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 07:41:19,705 INFO L158 Benchmark]: Boogie Preprocessor took 29.02ms. Allocated memory is still 207.6MB. Free memory was 147.1MB in the beginning and 145.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:41:19,706 INFO L158 Benchmark]: RCFGBuilder took 596.34ms. Allocated memory is still 207.6MB. Free memory was 145.9MB in the beginning and 131.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2023-11-19 07:41:19,706 INFO L158 Benchmark]: TraceAbstraction took 2253.45ms. Allocated memory is still 207.6MB. Free memory was 131.0MB in the beginning and 103.5MB in the end (delta: 27.5MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB.
[2023-11-19 07:41:19,706 INFO L158 Benchmark]: Witness Printer took 123.38ms. Allocated memory is still 207.6MB. Free memory was 103.5MB in the beginning and 98.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2023-11-19 07:41:19,709 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.20ms. Allocated memory is still 207.6MB. Free memory is still 183.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 469.99ms. Allocated memory is still 207.6MB. Free memory was 168.1MB in the beginning and 149.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 69.43ms. Allocated memory is still 207.6MB. Free memory was 149.2MB in the beginning and 147.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 29.02ms. Allocated memory is still 207.6MB. Free memory was 147.1MB in the beginning and 145.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 596.34ms. Allocated memory is still 207.6MB. Free memory was 145.9MB in the beginning and 131.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* TraceAbstraction took 2253.45ms. Allocated memory is still 207.6MB. Free memory was 131.0MB in the beginning and 103.5MB in the end (delta: 27.5MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB.
* Witness Printer took 123.38ms. Allocated memory is still 207.6MB. Free memory was 103.5MB in the beginning and 98.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. 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,"Test.i","") [49]
- GenericResultAtLocation [Line: 153]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [153]
- GenericResultAtLocation [Line: 188]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [188]
- GenericResultAtLocation [Line: 272]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [272]
- GenericResultAtLocation [Line: 408]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [408]
- GenericResultAtLocation [Line: 477]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [477]
- GenericResultAtLocation [Line: 843]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [843]
- GenericResultAtLocation [Line: 852]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [852]
* 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: 848]: 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 5 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 253 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 248 mSDsluCounter, 703 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 381 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 75 IncrementalHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 322 mSDtfsCounter, 75 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=131occurred in iteration=4, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 53 PreInvPairs, 69 NumberOfFragments, 74 HoareAnnotationTreeSize, 53 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 409 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 148 NumberOfCodeBlocks, 148 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 292 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
- InvariantResult [Line: 418]: Loop Invariant
Derived loop invariant: 0
- InvariantResult [Line: 419]: Loop Invariant
Derived loop invariant: ((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (splverifierCounter == 0))
- InvariantResult [Line: 62]: Loop Invariant
Derived loop invariant: 1
RESULT: Ultimate proved your program to be correct!
[2023-11-19 07:41:19,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db67d06f-0ede-4648-a0f9-891612143f93/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE