./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product07.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product07.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya --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 005abaec2a454c7fb65798a6dda24f313852a7f1e057438fd3d0e339e7c67228 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:31:31,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:31:31,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 06:31:31,479 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:31:31,479 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:31:31,501 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:31:31,502 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:31:31,502 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:31:31,503 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:31:31,503 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:31:31,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:31:31,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:31:31,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:31:31,506 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:31:31,506 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:31:31,507 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:31:31,507 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:31:31,508 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 06:31:31,508 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 06:31:31,509 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 06:31:31,509 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:31:31,510 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:31:31,510 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:31:31,511 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:31:31,511 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 06:31:31,512 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:31:31,512 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:31:31,513 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:31:31,513 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:31:31,513 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:31:31,514 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:31:31,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:31:31,514 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:31:31,515 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:31:31,515 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:31:31,515 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 06:31:31,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 06:31:31,515 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:31:31,516 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:31:31,516 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:31:31,516 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:31:31,516 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:31:31,516 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_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 005abaec2a454c7fb65798a6dda24f313852a7f1e057438fd3d0e339e7c67228 [2023-11-29 06:31:31,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:31:31,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:31:31,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:31:31,736 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:31:31,737 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:31:31,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/product-lines/minepump_spec5_product07.cil.c [2023-11-29 06:31:34,447 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:31:34,639 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:31:34,639 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/sv-benchmarks/c/product-lines/minepump_spec5_product07.cil.c [2023-11-29 06:31:34,651 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/data/6a9fd74ce/1471bd466e67485c9965dac13b912650/FLAGffa5f5541 [2023-11-29 06:31:34,664 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/data/6a9fd74ce/1471bd466e67485c9965dac13b912650 [2023-11-29 06:31:34,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:31:34,667 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:31:34,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:31:34,669 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:31:34,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:31:34,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:31:34" (1/1) ... [2023-11-29 06:31:34,675 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7789e3a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:34, skipping insertion in model container [2023-11-29 06:31:34,675 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:31:34" (1/1) ... [2023-11-29 06:31:34,728 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:31:34,902 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_35637b45-72f7-410a-985d-cc6be2b92183/sv-benchmarks/c/product-lines/minepump_spec5_product07.cil.c[7574,7587] [2023-11-29 06:31:34,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:31:34,971 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:31:34,981 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49] [2023-11-29 06:31:34,983 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [155] [2023-11-29 06:31:34,983 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [239] [2023-11-29 06:31:34,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [290] [2023-11-29 06:31:34,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [358] [2023-11-29 06:31:34,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [511] [2023-11-29 06:31:34,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [520] [2023-11-29 06:31:34,985 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [555] [2023-11-29 06:31:35,004 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_35637b45-72f7-410a-985d-cc6be2b92183/sv-benchmarks/c/product-lines/minepump_spec5_product07.cil.c[7574,7587] [2023-11-29 06:31:35,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:31:35,055 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:31:35,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35 WrapperNode [2023-11-29 06:31:35,055 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:31:35,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:31:35,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:31:35,057 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:31:35,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35" (1/1) ... [2023-11-29 06:31:35,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35" (1/1) ... [2023-11-29 06:31:35,102 INFO L138 Inliner]: procedures = 53, calls = 97, calls flagged for inlining = 21, calls inlined = 18, statements flattened = 168 [2023-11-29 06:31:35,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:31:35,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:31:35,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:31:35,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:31:35,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35" (1/1) ... [2023-11-29 06:31:35,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35" (1/1) ... [2023-11-29 06:31:35,117 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35" (1/1) ... [2023-11-29 06:31:35,130 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]. [2023-11-29 06:31:35,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35" (1/1) ... [2023-11-29 06:31:35,131 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35" (1/1) ... [2023-11-29 06:31:35,136 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35" (1/1) ... [2023-11-29 06:31:35,140 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35" (1/1) ... [2023-11-29 06:31:35,141 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35" (1/1) ... [2023-11-29 06:31:35,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35" (1/1) ... [2023-11-29 06:31:35,144 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:31:35,145 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:31:35,146 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:31:35,146 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:31:35,147 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35" (1/1) ... [2023-11-29 06:31:35,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:31:35,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:31:35,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:31:35,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:31:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:31:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-29 06:31:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-29 06:31:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-29 06:31:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-29 06:31:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-29 06:31:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-29 06:31:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-29 06:31:35,212 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-29 06:31:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-11-29 06:31:35,212 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-11-29 06:31:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-29 06:31:35,212 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-29 06:31:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 06:31:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-29 06:31:35,213 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-29 06:31:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:31:35,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:31:35,283 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:31:35,287 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:31:35,500 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:31:35,559 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:31:35,559 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-29 06:31:35,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:31:35 BoogieIcfgContainer [2023-11-29 06:31:35,560 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:31:35,563 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:31:35,563 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:31:35,566 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:31:35,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:31:34" (1/3) ... [2023-11-29 06:31:35,567 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b9a26fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:31:35, skipping insertion in model container [2023-11-29 06:31:35,567 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:31:35" (2/3) ... [2023-11-29 06:31:35,567 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b9a26fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:31:35, skipping insertion in model container [2023-11-29 06:31:35,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:31:35" (3/3) ... [2023-11-29 06:31:35,569 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product07.cil.c [2023-11-29 06:31:35,586 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:31:35,586 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:31:35,624 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:31:35,629 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;@54ab46b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:31:35,629 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:31:35,633 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 43 states have (on average 1.5348837209302326) internal successors, (66), 50 states have internal predecessors, (66), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 06:31:35,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-29 06:31:35,642 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:31:35,643 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:31:35,643 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:31:35,649 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:31:35,649 INFO L85 PathProgramCache]: Analyzing trace with hash 816037885, now seen corresponding path program 1 times [2023-11-29 06:31:35,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:31:35,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554127850] [2023-11-29 06:31:35,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:31:35,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:31:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:31:35,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 06:31:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:31:35,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-29 06:31:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:31:35,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 06:31:35,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:31:35,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554127850] [2023-11-29 06:31:35,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554127850] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:31:35,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:31:35,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:31:35,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339400366] [2023-11-29 06:31:35,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:31:35,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 06:31:35,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:31:35,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 06:31:35,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:31:35,876 INFO L87 Difference]: Start difference. First operand has 64 states, 43 states have (on average 1.5348837209302326) internal successors, (66), 50 states have internal predecessors, (66), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 06:31:35,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:31:35,929 INFO L93 Difference]: Finished difference Result 126 states and 181 transitions. [2023-11-29 06:31:35,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 06:31:35,931 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2023-11-29 06:31:35,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:31:35,938 INFO L225 Difference]: With dead ends: 126 [2023-11-29 06:31:35,939 INFO L226 Difference]: Without dead ends: 59 [2023-11-29 06:31:35,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:31:35,945 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:31:35,946 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 72 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:31:35,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2023-11-29 06:31:35,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2023-11-29 06:31:35,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 40 states have (on average 1.4) internal successors, (56), 46 states have internal predecessors, (56), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-29 06:31:35,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 79 transitions. [2023-11-29 06:31:35,982 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 79 transitions. Word has length 22 [2023-11-29 06:31:35,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:31:35,983 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 79 transitions. [2023-11-29 06:31:35,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 06:31:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2023-11-29 06:31:35,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-29 06:31:35,986 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:31:35,986 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:31:35,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 06:31:35,986 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:31:35,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:31:35,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1767414590, now seen corresponding path program 1 times [2023-11-29 06:31:35,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:31:35,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182715224] [2023-11-29 06:31:35,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:31:35,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:31:36,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:31:36,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 06:31:36,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:31:36,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 06:31:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:31:36,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 06:31:36,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:31:36,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182715224] [2023-11-29 06:31:36,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182715224] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:31:36,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:31:36,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:31:36,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990757404] [2023-11-29 06:31:36,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:31:36,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:31:36,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:31:36,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:31:36,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:31:36,095 INFO L87 Difference]: Start difference. First operand 59 states and 79 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 06:31:36,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:31:36,126 INFO L93 Difference]: Finished difference Result 88 states and 116 transitions. [2023-11-29 06:31:36,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:31:36,126 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2023-11-29 06:31:36,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:31:36,128 INFO L225 Difference]: With dead ends: 88 [2023-11-29 06:31:36,128 INFO L226 Difference]: Without dead ends: 51 [2023-11-29 06:31:36,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:31:36,130 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 14 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:31:36,131 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 99 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:31:36,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2023-11-29 06:31:36,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2023-11-29 06:31:36,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 35 states have (on average 1.4285714285714286) internal successors, (50), 41 states have internal predecessors, (50), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-29 06:31:36,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 68 transitions. [2023-11-29 06:31:36,141 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 68 transitions. Word has length 23 [2023-11-29 06:31:36,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:31:36,141 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 68 transitions. [2023-11-29 06:31:36,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 06:31:36,142 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2023-11-29 06:31:36,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-29 06:31:36,143 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:31:36,143 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:31:36,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 06:31:36,144 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:31:36,144 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:31:36,144 INFO L85 PathProgramCache]: Analyzing trace with hash -858787738, now seen corresponding path program 1 times [2023-11-29 06:31:36,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:31:36,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040562258] [2023-11-29 06:31:36,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:31:36,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:31:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:31:36,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 06:31:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:31:36,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 06:31:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:31:36,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 06:31:36,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:31:36,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040562258] [2023-11-29 06:31:36,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040562258] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:31:36,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:31:36,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:31:36,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862813307] [2023-11-29 06:31:36,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:31:36,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:31:36,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:31:36,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:31:36,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:31:36,272 INFO L87 Difference]: Start difference. First operand 51 states and 68 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 06:31:36,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:31:36,415 INFO L93 Difference]: Finished difference Result 155 states and 214 transitions. [2023-11-29 06:31:36,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:31:36,415 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 26 [2023-11-29 06:31:36,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:31:36,418 INFO L225 Difference]: With dead ends: 155 [2023-11-29 06:31:36,418 INFO L226 Difference]: Without dead ends: 106 [2023-11-29 06:31:36,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:31:36,421 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 78 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:31:36,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 174 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:31:36,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-29 06:31:36,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 89. [2023-11-29 06:31:36,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 62 states have (on average 1.435483870967742) internal successors, (89), 71 states have internal predecessors, (89), 15 states have call successors, (15), 11 states have call predecessors, (15), 11 states have return successors, (16), 12 states have call predecessors, (16), 15 states have call successors, (16) [2023-11-29 06:31:36,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 120 transitions. [2023-11-29 06:31:36,440 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 120 transitions. Word has length 26 [2023-11-29 06:31:36,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:31:36,441 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 120 transitions. [2023-11-29 06:31:36,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 06:31:36,441 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 120 transitions. [2023-11-29 06:31:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-29 06:31:36,443 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:31:36,443 INFO L195 NwaCegarLoop]: trace histogram [2, 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] [2023-11-29 06:31:36,443 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 06:31:36,444 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:31:36,444 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:31:36,444 INFO L85 PathProgramCache]: Analyzing trace with hash 153068619, now seen corresponding path program 1 times [2023-11-29 06:31:36,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:31:36,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298190088] [2023-11-29 06:31:36,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:31:36,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:31:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:31:36,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 06:31:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:31:36,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-29 06:31:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:31:36,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 06:31:36,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:31:36,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298190088] [2023-11-29 06:31:36,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298190088] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:31:36,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:31:36,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 06:31:36,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641576039] [2023-11-29 06:31:36,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:31:36,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 06:31:36,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:31:36,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 06:31:36,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 06:31:36,571 INFO L87 Difference]: Start difference. First operand 89 states and 120 transitions. Second operand has 6 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 06:31:36,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:31:36,661 INFO L93 Difference]: Finished difference Result 161 states and 220 transitions. [2023-11-29 06:31:36,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 06:31:36,662 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 29 [2023-11-29 06:31:36,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:31:36,663 INFO L225 Difference]: With dead ends: 161 [2023-11-29 06:31:36,663 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 06:31:36,665 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-29 06:31:36,666 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 29 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:31:36,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 131 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:31:36,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 06:31:36,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 06:31:36,669 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) [2023-11-29 06:31:36,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 06:31:36,669 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2023-11-29 06:31:36,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:31:36,670 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 06:31:36,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 06:31:36,670 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 06:31:36,670 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 06:31:36,673 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 06:31:36,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 06:31:36,676 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 06:31:36,839 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 432 439) no Hoare annotation was computed. [2023-11-29 06:31:36,840 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 432 439) the Hoare annotation is: true [2023-11-29 06:31:36,840 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 391 397) no Hoare annotation was computed. [2023-11-29 06:31:36,840 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 391 397) the Hoare annotation is: true [2023-11-29 06:31:36,840 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 186 197) no Hoare annotation was computed. [2023-11-29 06:31:36,840 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 186 197) the Hoare annotation is: true [2023-11-29 06:31:36,840 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 186 197) no Hoare annotation was computed. [2023-11-29 06:31:36,841 INFO L899 garLoopResultBuilder]: For program point L378-1(lines 378 384) no Hoare annotation was computed. [2023-11-29 06:31:36,841 INFO L899 garLoopResultBuilder]: For program point L407(lines 407 415) no Hoare annotation was computed. [2023-11-29 06:31:36,841 INFO L899 garLoopResultBuilder]: For program point L403(lines 403 420) no Hoare annotation was computed. [2023-11-29 06:31:36,841 INFO L895 garLoopResultBuilder]: At program point L271(line 271) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-11-29 06:31:36,841 INFO L899 garLoopResultBuilder]: For program point L271-1(line 271) no Hoare annotation was computed. [2023-11-29 06:31:36,841 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 377) no Hoare annotation was computed. [2023-11-29 06:31:36,842 INFO L899 garLoopResultBuilder]: For program point L371-2(lines 367 389) no Hoare annotation was computed. [2023-11-29 06:31:36,842 INFO L899 garLoopResultBuilder]: For program point L516(line 516) no Hoare annotation was computed. [2023-11-29 06:31:36,842 INFO L895 garLoopResultBuilder]: At program point L256(line 256) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-11-29 06:31:36,842 INFO L899 garLoopResultBuilder]: For program point L256-1(line 256) no Hoare annotation was computed. [2023-11-29 06:31:36,842 INFO L895 garLoopResultBuilder]: At program point L413(line 413) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-11-29 06:31:36,842 INFO L895 garLoopResultBuilder]: At program point L409(line 409) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-11-29 06:31:36,843 INFO L899 garLoopResultBuilder]: For program point L273(lines 273 283) no Hoare annotation was computed. [2023-11-29 06:31:36,843 INFO L899 garLoopResultBuilder]: For program point L269(lines 269 286) no Hoare annotation was computed. [2023-11-29 06:31:36,843 INFO L899 garLoopResultBuilder]: For program point L269-1(lines 261 289) no Hoare annotation was computed. [2023-11-29 06:31:36,843 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 364 390) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-11-29 06:31:36,843 INFO L899 garLoopResultBuilder]: For program point L166(lines 166 170) no Hoare annotation was computed. [2023-11-29 06:31:36,843 INFO L899 garLoopResultBuilder]: For program point L166-2(lines 162 173) no Hoare annotation was computed. [2023-11-29 06:31:36,844 INFO L895 garLoopResultBuilder]: At program point L418(line 418) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2023-11-29 06:31:36,844 INFO L899 garLoopResultBuilder]: For program point L418-1(lines 399 423) no Hoare annotation was computed. [2023-11-29 06:31:36,844 INFO L899 garLoopResultBuilder]: For program point L274(lines 274 280) no Hoare annotation was computed. [2023-11-29 06:31:36,844 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 364 390) no Hoare annotation was computed. [2023-11-29 06:31:36,844 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2023-11-29 06:31:36,844 INFO L902 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2023-11-29 06:31:36,845 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2023-11-29 06:31:36,845 INFO L902 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2023-11-29 06:31:36,845 INFO L902 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2023-11-29 06:31:36,845 INFO L899 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2023-11-29 06:31:36,845 INFO L899 garLoopResultBuilder]: For program point L77(lines 52 81) no Hoare annotation was computed. [2023-11-29 06:31:36,846 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 52 81) the Hoare annotation is: true [2023-11-29 06:31:36,846 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2023-11-29 06:31:36,846 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2023-11-29 06:31:36,846 INFO L899 garLoopResultBuilder]: For program point L353(lines 292 357) no Hoare annotation was computed. [2023-11-29 06:31:36,846 INFO L899 garLoopResultBuilder]: For program point L312(lines 312 318) no Hoare annotation was computed. [2023-11-29 06:31:36,846 INFO L899 garLoopResultBuilder]: For program point L312-1(lines 312 318) no Hoare annotation was computed. [2023-11-29 06:31:36,847 INFO L895 garLoopResultBuilder]: At program point L502(line 502) the Hoare annotation is: false [2023-11-29 06:31:36,847 INFO L895 garLoopResultBuilder]: At program point L350(lines 301 351) the Hoare annotation is: false [2023-11-29 06:31:36,847 INFO L899 garLoopResultBuilder]: For program point L338(lines 338 344) no Hoare annotation was computed. [2023-11-29 06:31:36,847 INFO L895 garLoopResultBuilder]: At program point L338-2(lines 332 345) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2023-11-29 06:31:36,847 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 328) no Hoare annotation was computed. [2023-11-29 06:31:36,847 INFO L899 garLoopResultBuilder]: For program point L322-1(lines 322 328) no Hoare annotation was computed. [2023-11-29 06:31:36,848 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 06:31:36,848 INFO L895 garLoopResultBuilder]: At program point L347(lines 302 349) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2023-11-29 06:31:36,848 INFO L895 garLoopResultBuilder]: At program point L314(line 314) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2023-11-29 06:31:36,848 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 506) no Hoare annotation was computed. [2023-11-29 06:31:36,848 INFO L899 garLoopResultBuilder]: For program point L500-1(lines 500 506) no Hoare annotation was computed. [2023-11-29 06:31:36,848 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 06:31:36,849 INFO L899 garLoopResultBuilder]: For program point L303(lines 302 349) no Hoare annotation was computed. [2023-11-29 06:31:36,849 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2023-11-29 06:31:36,849 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 345) no Hoare annotation was computed. [2023-11-29 06:31:36,849 INFO L899 garLoopResultBuilder]: For program point L142-2(lines 142 149) no Hoare annotation was computed. [2023-11-29 06:31:36,849 INFO L895 garLoopResultBuilder]: At program point L324(line 324) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2023-11-29 06:31:36,849 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 174 185) no Hoare annotation was computed. [2023-11-29 06:31:36,850 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 174 185) no Hoare annotation was computed. [2023-11-29 06:31:36,850 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 174 185) the Hoare annotation is: true [2023-11-29 06:31:36,850 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 451 459) no Hoare annotation was computed. [2023-11-29 06:31:36,850 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 451 459) the Hoare annotation is: true [2023-11-29 06:31:36,853 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-29 06:31:36,855 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 06:31:36,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:31:36 BoogieIcfgContainer [2023-11-29 06:31:36,865 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 06:31:36,866 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 06:31:36,866 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 06:31:36,867 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 06:31:36,867 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:31:35" (3/4) ... [2023-11-29 06:31:36,869 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 06:31:36,872 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-11-29 06:31:36,872 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-29 06:31:36,872 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-29 06:31:36,872 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-29 06:31:36,872 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-29 06:31:36,873 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-29 06:31:36,873 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2023-11-29 06:31:36,879 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2023-11-29 06:31:36,880 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-29 06:31:36,880 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-29 06:31:36,881 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 06:31:36,881 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 06:31:36,968 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 06:31:36,969 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 06:31:36,969 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 06:31:36,969 INFO L158 Benchmark]: Toolchain (without parser) took 2302.12ms. Allocated memory is still 155.2MB. Free memory was 111.1MB in the beginning and 78.6MB in the end (delta: 32.4MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-11-29 06:31:36,970 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 109.1MB. Free memory is still 59.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:31:36,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 386.99ms. Allocated memory is still 155.2MB. Free memory was 111.1MB in the beginning and 92.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-29 06:31:36,971 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.03ms. Allocated memory is still 155.2MB. Free memory was 92.1MB in the beginning and 90.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 06:31:36,971 INFO L158 Benchmark]: Boogie Preprocessor took 41.79ms. Allocated memory is still 155.2MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 06:31:36,971 INFO L158 Benchmark]: RCFGBuilder took 414.79ms. Allocated memory is still 155.2MB. Free memory was 87.6MB in the beginning and 116.0MB in the end (delta: -28.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-29 06:31:36,972 INFO L158 Benchmark]: TraceAbstraction took 1302.86ms. Allocated memory is still 155.2MB. Free memory was 115.3MB in the beginning and 84.9MB in the end (delta: 30.4MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-11-29 06:31:36,972 INFO L158 Benchmark]: Witness Printer took 102.69ms. Allocated memory is still 155.2MB. Free memory was 84.9MB in the beginning and 78.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 06:31:36,974 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 109.1MB. Free memory is still 59.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 386.99ms. Allocated memory is still 155.2MB. Free memory was 111.1MB in the beginning and 92.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.03ms. Allocated memory is still 155.2MB. Free memory was 92.1MB in the beginning and 90.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.79ms. Allocated memory is still 155.2MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 414.79ms. Allocated memory is still 155.2MB. Free memory was 87.6MB in the beginning and 116.0MB in the end (delta: -28.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1302.86ms. Allocated memory is still 155.2MB. Free memory was 115.3MB in the beginning and 84.9MB in the end (delta: 30.4MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * Witness Printer took 102.69ms. Allocated memory is still 155.2MB. Free memory was 84.9MB in the beginning and 78.6MB in the end (delta: 6.3MB). 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: 155]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [155] - GenericResultAtLocation [Line: 239]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [239] - GenericResultAtLocation [Line: 290]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [290] - GenericResultAtLocation [Line: 358]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [358] - GenericResultAtLocation [Line: 511]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [511] - GenericResultAtLocation [Line: 520]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [520] - GenericResultAtLocation [Line: 555]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [555] * 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: 516]: 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, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 126 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 121 mSDsluCounter, 476 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 246 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 152 IncrementalHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 230 mSDtfsCounter, 152 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 33 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=89occurred in iteration=3, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 17 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 117 PreInvPairs, 130 NumberOfFragments, 84 HoareAnnotationTreeSize, 117 FomulaSimplifications, 9 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 21 FomulaSimplificationsInter, 246 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 96 ConstructedInterpolants, 0 QuantifiedInterpolants, 187 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 8/8 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: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (splverifierCounter == 0)) RESULT: Ultimate proved your program to be correct! [2023-11-29 06:31:36,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35637b45-72f7-410a-985d-cc6be2b92183/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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